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Team USA
The Olympics
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Boulder
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Visit Your Local Climbing Gym
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Meet the Athletes of Team USA
Paris 2024 Olympic Team
Colin Duffy
Natalia Grossman
Jesse Grupper
Zachary Hammer
Emma Hunt
Piper Kelly
Brooke Raboutou
Sam Watson
Name:
Colin Duffy
DOB:
12/10/2003
Hometown:
Broomfield, CO
PERSONAL
Began climbing at age 5
Was the youngest member of the USA Climbing team at the Tokyo 2020 Olympics
Has aspirations of going into Engineering in college
Passionate about rescuing animals and has rescued both a dog, Lucky, and a cat, Sparky
Hobbies include solving puzzles and Rubik’s cubes
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 4th Place (Men’s Boulder & Lead)
Finished 2023 ranked #7 in the world in Men’s Boulder & Lead
Olympic Games Tokyo 2020: 7th (Men’s Combined)
IFSC World Championships Bern 2023: 2nd (Men’s Boulder & Lead)
IFSC World Cup Chamonix 2023: 6th (Men’s Lead)
IFSC World Cup Villars 2023: 5th (Men’s Lead)
IFSC World Cup Innsbruck 2023: 9th (Men’s Boulder)
IFSC World Cup Brixen 2023: 7th (Men’s Boulder)
IFSC Wolrd Cup Prague 2023: 8th (Men’s Boulder)
Name:
Natalia Grossman
DOB:
06/22/2001
Hometown:
Salt Lake City, UT
PERSONAL
Began climbing at the age of six
Started her climbing career in California before moving to Boulder, CO
Graduated with a major in Psychology and minor in Business from the University of Colorado, Boulder
Wants to be a therapist after finishing her climbing career
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 11th place (Women’s Boulder & Lead)
Has won 11 IFSC World Cup events, all of them in the Boulder discipline
Has 22 IFSC World Cup podium finishes
First woman to win four IFSC World Cup Series titles in a row
Name:
Jesse Grupper
DOB:
01/06/1997
Hometown:
Upper Montclair, NJ
PERSONAL
Started climbing at the age of six after his parents signed up his sister first
Began competing in climbing events at the age of nine
Graduated from Tufts University with a degree in mechanical engineering
Hobbies include playing banjo and “collecting” outdoor climbing adventures from across the globe, including South Africa and France
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 18th Place (Men’s Boulder & Lead)
Has 5 IFSC World Cup podium finishes
Pan American Games Santiago 2023, gold (Men’s Boulder & Lead)
Has collected three medals (one silver, two golds) on the IFSC World Cup circuit as of Nov. 2023
Name:
Zachary Hammer
DOB:
05/29/2006
Hometown:
Ann Arbor, MI
PERSONAL
Started climbing at the age of three
Hobbies include slacklining, kendama, and frisbee
Favorite athlete is Noah Lyles
Currently studying Environmental Science at the University of Utah
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 14th Place (Men’s Speed)
USA Climbing National Team Trials 2024: 4th Place (Men’s Speed)
Holds the Male Youth A American Speed Record: 5.12
YETI National Championships 2023: 5th (Men’s Speed)
IFSC World Cup Wujiang 2023: 11th (Men’s Speed)
IFSC World Championships Bern 2023: 16th (Men’s Speed)
Youth National Championships 2023: 3rd (Male Youth A, Speed)
Name:
Emma Hunt
DOB:
04/01/2003
Hometown:
Woodstock, GA
PERSONAL
Began climbing at the age of five
Majoring in Spanish, Modern Languages and looking into pursuing a degree in Healthcare Sciences at Kennesaw University
CAREER HIGHLIGHTS
2024 Women’s Speed National Champion
Olympic Games Paris 2024: 5th Place (Women’s Speed)
Currently holds the Women’s Speed National Record: 6.30 (April 24, 2024; North American Cup Series Salt Lake City 2024)
Currently holds the Women’s Speed Pan American Record: 6.36 (August 5, 2024; Olympic Games Paris 2024)
Has 6 IFSC World Cup podium finishes
Name:
Piper Kelly
DOB:
10/03/1999
Hometown:
Indianapolis, IN
PERSONAL
Born in Indianapolis, Piper Kelly is the first-ever women’s speed climbing champion
Graduated from Xavier University in 2023 with a degree in Exercise Science, and minor in Psychology and Spanish
Loves coaching and working with younger athletes and hopes to stay involved in athletics as a coach after she wraps up her competitive career
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 12th Place (Women’s Speed)
Finished 2023 ranked #26 in the world in Women’s Speed
Pan American Games Santiago 2023, gold (Women’s Speed)
Pan American Games 2018, gold (Women’s Speed)
Pan American Youth Games 2017, (Women’s Speed)
Name:
Brooke Raboutou
DOB:
04/09/2001
Hometown:
Boulder, CO
PERSONAL
Began climbing at the age of one
Daughter of former climbing world cup champions Robyn Erbesfield-Raboutou and Didier Raboutou
Older brother, Shawn, is also a successful competitive and outdoor climber
CAREER HIGHLIGHTS
Olympic Games Paris 2024: Silver Medal (Women’s Boulder & Lead)
Olympic Games Tokyo 2020: 5th Place (Women’s Combined)
Has 13 IFSC World Cup podium finishes
First U.S. climber ever to qualify for an Olympic Games
Became the youngest person in the world to climb 5.14b, at age 11
Name:
Sam Watson
DOB:
02/27/2006
Hometown:
Southlake, TX
PERSONAL
Began climbing at the age of five
Hobbies include playing chess and playing Mario Kart
Favorite athlete is Manu Ginobili
Currently studying Operational Supply Chain Management at the University of Utah
CAREER HIGHLIGHTS
Olympic Games Paris 2024: Bronze Medal (Men’s Speed)
Currently holds the Men’s Speed World Record: 4.74 (August 6 2024, Olympic Games Paris 2024)
First American male to win an IFSC World Cup Series title (2024 Speed World Cup Series title)
Learn More About The Olympics
2025 Boulder (B) National Team
Adriene Akiko Clark
Melina Costanza
Vail Everett
Natalia Grossman
Ben Hanna
Brooke Raboutou
Annie Sanders
Colin Duffy
Jesse Grupper
Zander Waller
Name:
Adriene Akiko Clark
DOB:
12/06/2004
Hometown:
Denver, CO
PERSONAL
Started climbing at the age of 7
Hobbies include walking her dog, exploring new cities, and drawing
Favorite athlete is Tessa Clark
CAREER HIGHLIGHTS
IFSC Pan American Championships Santiago 2024: Gold (Women’s Boulder)
2023 YETI National Championships: 2nd (Women’s Lead)
2023 YETI National Championships: 6th (Women’s Boulder)
Name:
Melina Costanza
DOB:
12/27/1999
Hometown:
Seattle, WA
PERSONAL
Started climbing at the age of five
Works at a law firm drafting electrical engineering patents
Favorite athlete is LeBron James
CAREER HIGHLIGHTS
2024 Women’s Boulder National Champion
2024 Women’s Lead National Champion
2024 National Team Trials: 4th (Women’s Lead/TR)
2024 National Team Trials: 5th (Women’s Boulder)
Name:
Vail Everett
Hometown:
Bellingham, WA
PERSONAL
Started climbing at the age of five
Hobbies include poker and golf
Favorite athlete is Jon Jones
Currently studying Engineering at the University of Utah
CAREER HIGHLIGHTS
2025 National Team Trials: 3rd (Men’s Boulder)
2024 Men’s Boulder National Champion
Name:
Natalia Grossman
DOB:
06/22/2001
Hometown:
Salt Lake City, UT
PERSONAL
Began climbing at the age of six
Started her climbing career in California before moving to Boulder, CO
Graduated with a major in Psychology and minor in Business from the University of Colorado, Boulder
Wants to be a therapist after finishing her climbing career
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 11th place (Women’s Boulder & Lead)
Has won 11 IFSC World Cup events, all of them in the Boulder discipline
Has 22 IFSC World Cup podium finishes
First woman to win four IFSC World Cup Series titles in a row
Name:
Ben Hanna
DOB:
03/16/2001
Hometown:
Santa Fe, NM
PERSONAL
Started climbing at the age of 2
Hobbies include drawing, painting, and shaping climbing holds
Favorite athlete is Charlie Barron
CAREER HIGHLIGHTS
2025 National Team Trials: 1st (Men’s Boulder)
2023 YETI National Championships: 5th (Men’s Boulder)
Name:
Brooke Raboutou
DOB:
04/09/2001
Hometown:
Boulder, CO
PERSONAL
Began climbing at the age of one
Daughter of former climbing world cup champions Robyn Erbesfield-Raboutou and Didier Raboutou
Older brother, Shawn, is also a successful competitive and outdoor climber
CAREER HIGHLIGHTS
Olympic Games Paris 2024: Silver Medal (Women’s Boulder & Lead)
Olympic Games Tokyo 2020: 5th Place (Women’s Combined)
Has 13 IFSC World Cup podium finishes
First U.S. climber ever to qualify for an Olympic Games
Became the youngest person in the world to climb 5.14b, at age 11
Name:
Annie Sanders
DOB:
07/22/2007
Hometown:
Fort Worth, TX
PERSONAL
Began climbing and competing at the age of seven
Currently the youngest member of the US National Team
Hobbies include swimming and mountain biking
CAREER HIGHLIGHTS
One of only three climbers to win 2 IFSC World Cup medals at the same event (IFSC World Cup Seoul 2024, Women’s Boulder Gold + Women’s Lead Bronze)
2024 National Team Trials: Gold (Women’s Lead/TR)
2023 National Team Trials: Gold (Women’s Boulder, Lead, and Combined)
2022 National Championships: 1st (Women’s Boulder, Lead)
4 gold medals at Youth Worlds
Flashed Omaha Beach 5.14 at the New River Gorge
Name:
Colin Duffy
DOB:
12/10/2003
Hometown:
Broomfield, CO
PERSONAL
Began climbing at age 5
Was the youngest member of the USA Climbing team at the Tokyo 2020 Olympics
Has aspirations of going into Engineering in college
Passionate about rescuing animals and has rescued both a dog, Lucky, and a cat, Sparky
Hobbies include solving puzzles and Rubik’s cubes
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 4th Place (Men’s Boulder & Lead)
Finished 2023 ranked #7 in the world in Men’s Boulder & Lead
Olympic Games Tokyo 2020: 7th (Men’s Combined)
IFSC World Championships Bern 2023: 2nd (Men’s Boulder & Lead)
IFSC World Cup Chamonix 2023: 6th (Men’s Lead)
IFSC World Cup Villars 2023: 5th (Men’s Lead)
IFSC World Cup Innsbruck 2023: 9th (Men’s Boulder)
IFSC World Cup Brixen 2023: 7th (Men’s Boulder)
IFSC Wolrd Cup Prague 2023: 8th (Men’s Boulder)
Name:
Jesse Grupper
DOB:
01/06/1997
Hometown:
Upper Montclair, NJ
PERSONAL
Started climbing at the age of six after his parents signed up his sister first
Began competing in climbing events at the age of nine
Graduated from Tufts University with a degree in mechanical engineering
Hobbies include playing banjo and “collecting” outdoor climbing adventures from across the globe, including South Africa and France
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 18th Place (Men’s Boulder & Lead)
Has 5 IFSC World Cup podium finishes
Pan American Games Santiago 2023, gold (Men’s Boulder & Lead)
Has collected three medals (one silver, two golds) on the IFSC World Cup circuit as of Nov. 2023
Name:
Zander Waller
Hometown:
Atlanta, GA
PERSONAL
Started climbing at the age of 6
Hobbies include pool, cliff jumping, golf, and skiing
Favorite athlete is Anthony Edwards
CAREER HIGHLIGHTS
2025 National Team Trials: 4th (Men’s Boulder)
2024 YETI National Championships: 2nd (Men’s Boulder)
2025 Lead (L) National Team
Adriene Akiko Clark
Melina Costanza
Colin Duffy
Natalia Grossman
Jesse Grupper
Sergey Lakhno
Declan Osgood
Cruz Padilla
Brooke Raboutou
Annie Sanders
Name:
Adriene Akiko Clark
DOB:
12/06/2004
Hometown:
Denver, CO
PERSONAL
Started climbing at the age of 7
Hobbies include walking her dog, exploring new cities, and drawing
Favorite athlete is Tessa Clark
CAREER HIGHLIGHTS
IFSC Pan American Championships Santiago 2024: Gold (Women’s Boulder)
2023 YETI National Championships: 2nd (Women’s Lead)
2023 YETI National Championships: 6th (Women’s Boulder)
Name:
Melina Costanza
DOB:
12/27/1999
Hometown:
Seattle, WA
PERSONAL
Started climbing at the age of five
Works at a law firm drafting electrical engineering patents
Favorite athlete is LeBron James
CAREER HIGHLIGHTS
2024 Women’s Boulder National Champion
2024 Women’s Lead National Champion
2024 National Team Trials: 4th (Women’s Lead/TR)
2024 National Team Trials: 5th (Women’s Boulder)
Name:
Colin Duffy
DOB:
12/10/2003
Hometown:
Broomfield, CO
PERSONAL
Began climbing at age 5
Was the youngest member of the USA Climbing team at the Tokyo 2020 Olympics
Has aspirations of going into Engineering in college
Passionate about rescuing animals and has rescued both a dog, Lucky, and a cat, Sparky
Hobbies include solving puzzles and Rubik’s cubes
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 4th Place (Men’s Boulder & Lead)
Finished 2023 ranked #7 in the world in Men’s Boulder & Lead
Olympic Games Tokyo 2020: 7th (Men’s Combined)
IFSC World Championships Bern 2023: 2nd (Men’s Boulder & Lead)
IFSC World Cup Chamonix 2023: 6th (Men’s Lead)
IFSC World Cup Villars 2023: 5th (Men’s Lead)
IFSC World Cup Innsbruck 2023: 9th (Men’s Boulder)
IFSC World Cup Brixen 2023: 7th (Men’s Boulder)
IFSC Wolrd Cup Prague 2023: 8th (Men’s Boulder)
Name:
Natalia Grossman
DOB:
06/22/2001
Hometown:
Salt Lake City, UT
PERSONAL
Began climbing at the age of six
Started her climbing career in California before moving to Boulder, CO
Graduated with a major in Psychology and minor in Business from the University of Colorado, Boulder
Wants to be a therapist after finishing her climbing career
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 11th place (Women’s Boulder & Lead)
Has won 11 IFSC World Cup events, all of them in the Boulder discipline
Has 22 IFSC World Cup podium finishes
First woman to win four IFSC World Cup Series titles in a row
Name:
Jesse Grupper
DOB:
01/06/1997
Hometown:
Upper Montclair, NJ
PERSONAL
Started climbing at the age of six after his parents signed up his sister first
Began competing in climbing events at the age of nine
Graduated from Tufts University with a degree in mechanical engineering
Hobbies include playing banjo and “collecting” outdoor climbing adventures from across the globe, including South Africa and France
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 18th Place (Men’s Boulder & Lead)
Has 5 IFSC World Cup podium finishes
Pan American Games Santiago 2023, gold (Men’s Boulder & Lead)
Has collected three medals (one silver, two golds) on the IFSC World Cup circuit as of Nov. 2023
Name:
Sergey Lakhno
Hometown:
Seattle, WA
PERSONAL
Started climbing at the age of 9
Hobbies include routesetting
Favorite athlete is Nick Leigh
CAREER HIGHLIGHTS
2025 National Team Trials: Gold (Men’s Lead)
2024 YETI National Championships: Bronze (Men’s Lead)
2024 North American Cup Hackensack: Gold (Men’s Lead)
2024 North American Cup Salt Lake City: Gold (Men’s Lead)
Name:
Declan Osgood
DOB:
09/18/2007
Hometown:
San Diego, CA
PERSONAL
Started climbing at the age of five
Hobbies include surfing, skating, and videogames
Favorite athlete is Sorato Anraku
CAREER HIGHLIGHTS
IFSC Pan American Championships Santiago 2024: Silver (Men’s Lead)
2024 National Team Trials: Gold (Men’s Lead)
2023 YETI National Championships: 7th (Men’s Lead)
Name:
Cruz Padilla
Hometown:
Placentia, CA
PERSONAL
Started climbing at the age of 6
Hobbies include videogames
Favorite athlete is Kobe Bryant
CAREER HIGHLIGHTS
2024 Men’s Lead National Champion
Name:
Brooke Raboutou
DOB:
04/09/2001
Hometown:
Boulder, CO
PERSONAL
Began climbing at the age of one
Daughter of former climbing world cup champions Robyn Erbesfield-Raboutou and Didier Raboutou
Older brother, Shawn, is also a successful competitive and outdoor climber
CAREER HIGHLIGHTS
Olympic Games Paris 2024: Silver Medal (Women’s Boulder & Lead)
Olympic Games Tokyo 2020: 5th Place (Women’s Combined)
Has 13 IFSC World Cup podium finishes
First U.S. climber ever to qualify for an Olympic Games
Became the youngest person in the world to climb 5.14b, at age 11
Name:
Annie Sanders
DOB:
07/22/2007
Hometown:
Fort Worth, TX
PERSONAL
Began climbing and competing at the age of seven
Currently the youngest member of the US National Team
Hobbies include swimming and mountain biking
CAREER HIGHLIGHTS
One of only three climbers to win 2 IFSC World Cup medals at the same event (IFSC World Cup Seoul 2024, Women’s Boulder Gold + Women’s Lead Bronze)
2024 National Team Trials: Gold (Women’s Lead/TR)
2023 National Team Trials: Gold (Women’s Boulder, Lead, and Combined)
2022 National Championships: 1st (Women’s Boulder, Lead)
4 gold medals at Youth Worlds
Flashed Omaha Beach 5.14 at the New River Gorge
2025 Speed (S) National Team
Sophia Curcio
Merritt Ernsberger
Zachary Hammer
Michael Hom
Emma Hunt
Piper Kelly
Isis Rothfork
Logan Schlecht
Madi Walsh
Sam Watson
Name:
Sophia Curcio
DOB:
02/15/2006
Hometown:
Charlotte, NC
PERSONAL
Started climbing at the age of 10
Hobbies include cooking and snowboarding
Favorite athlete is Aspar Aspar
Currently studying Economics, with a minor in Chinese, at the University of Utah
CAREER HIGHLIGHTS
2024 National Team Trials: Gold Medal (Women’s Speed)
2024 North American Cup Series Salt Lake City: Silver Medal (Women’s Speed)
Has competed in 23 IFSC World Cups
Name:
Merritt Ernsberger
DOB:
08/05/1999
Hometown:
Plano, TX
PERSONAL
Began climbing at the age of 12
Hobbies include pickleball, ping pong, and reading
Favorite athlete is Aspar Jaelolo
CAREER HIGHLIGHTS
2024 Men’s Speed National Champion
2023 YETI National Championships: 4th (Men’s Speed)
IFSC World Cup Salt Lake City 2021: 5th (Men’s Speed)
Name:
Zachary Hammer
DOB:
05/29/2006
Hometown:
Ann Arbor, MI
PERSONAL
Started climbing at the age of three
Hobbies include slacklining, kendama, and frisbee
Favorite athlete is Noah Lyles
Currently studying Environmental Science at the University of Utah
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 14th Place (Men’s Speed)
USA Climbing National Team Trials 2024: 4th Place (Men’s Speed)
Holds the Male Youth A American Speed Record: 5.12
YETI National Championships 2023: 5th (Men’s Speed)
IFSC World Cup Wujiang 2023: 11th (Men’s Speed)
IFSC World Championships Bern 2023: 16th (Men’s Speed)
Youth National Championships 2023: 3rd (Male Youth A, Speed)
Name:
Michael Hom
Hometown:
Irvine, CA
PERSONAL
Started climbing at the age of 8
CAREER HIGHLIGHTS
IFSC Youth World Championships Seoul 2023: 1st (Speed Youth A Male)
2023 YETI National Championships: 1st (Men’s Speed)
IFSC Youth World Championships Dallas 2022: 9th (Speed Youth B Male)
Name:
Emma Hunt
DOB:
04/01/2003
Hometown:
Woodstock, GA
PERSONAL
Began climbing at the age of five
Majoring in Spanish, Modern Languages and looking into pursuing a degree in Healthcare Sciences at Kennesaw University
CAREER HIGHLIGHTS
2024 Women’s Speed National Champion
Olympic Games Paris 2024: 5th Place (Women’s Speed)
Currently holds the Women’s Speed National Record: 6.30 (April 24, 2024; North American Cup Series Salt Lake City 2024)
Currently holds the Women’s Speed Pan American Record: 6.36 (August 5, 2024; Olympic Games Paris 2024)
Has 6 IFSC World Cup podium finishes
Name:
Piper Kelly
DOB:
10/03/1999
Hometown:
Indianapolis, IN
PERSONAL
Born in Indianapolis, Piper Kelly is the first-ever women’s speed climbing champion
Graduated from Xavier University in 2023 with a degree in Exercise Science, and minor in Psychology and Spanish
Loves coaching and working with younger athletes and hopes to stay involved in athletics as a coach after she wraps up her competitive career
CAREER HIGHLIGHTS
Olympic Games Paris 2024: 12th Place (Women’s Speed)
Finished 2023 ranked #26 in the world in Women’s Speed
Pan American Games Santiago 2023, gold (Women’s Speed)
Pan American Games 2018, gold (Women’s Speed)
Pan American Youth Games 2017, (Women’s Speed)
Name:
Isis Rothfork
Hometown:
Albuquerque, NM
CAREER HIGHLIGHTS
2025 National Team Trials: 3rd (Women’s Speed)
2023 YETI National Championships: 1st (Women’s Speed)
Name:
Logan Schlecht
Hometown:
Irvine, CA
PERSONAL
Started climbing at the age of 10
CAREER HIGHLIGHTS
IFSC Youth World Championships Guiyang 2024: 7th (Youth A Male)
IFSC Youth World Championships Seoul 2023: 9th (Youth B Male)
Name:
Madi Walsh
Hometown:
Arlington, TX
PERSONAL
Started climbing at the age of 13
Hobbies include reading, lifting, and hanging out with family
Favorite athlete is Annie Sanders
CAREER HIGHLIGHTS
2024 Youth National Championships: 3rd (FYA)
Name:
Sam Watson
DOB:
02/27/2006
Hometown:
Southlake, TX
PERSONAL
Began climbing at the age of five
Hobbies include playing chess and playing Mario Kart
Favorite athlete is Manu Ginobili
Currently studying Operational Supply Chain Management at the University of Utah
CAREER HIGHLIGHTS
Olympic Games Paris 2024: Bronze Medal (Men’s Speed)
Currently holds the Men’s Speed World Record: 4.74 (August 6 2024, Olympic Games Paris 2024)
First American male to win an IFSC World Cup Series title (2024 Speed World Cup Series title)
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