Joel Awich

Basketball player

Johan A. Andersson

Swedish ice hockey player

Johan Jansen

Dutch football player

John Ferriols

Filipino former professional basketball player

John Kolar

American football player

Johnstone Richardson

New Zealand rugby union player

Jonas Hupe

Football player

Jonas Johansson

Ice hockey player

Jordan Duncan

American football player

Ja'vonte Smart

Basketball player

Jace Tavita

Basketball player

Jack Lindsey

American football player

Jacob Paquette

Ice hockey player

Jadon Haselwood

Football player

Jahaad Proctor

Basketball player

Jake O'Brien

Professional basketball player

Jake Killingsworth

Basketball player

Jakub Šašinka

Czech footballer

Jalen Simmons

American football player

Jamel Dean

American football cornerback

Jordan Stout

American football player

Joseph LaBate

American ice hockey player

Josh Booth

Australian rower

Josh Dodge

American football player

Joshua Shalla

Canadian ice hockey player

Junji Ogawa

Japanese baseball player

K. J. Stroud

American football player

Kai Kantola

Finnish ice hockey player

Kaleb Barker

American football player

Kamil Čontofalský

Slovak football player

Karel Pilař

Ice hockey player

Kazuhiro Ninomiya

Judoka

Ken Sabourin

Canadian former ice hockey player

Kendrick Rogers

American football player

Kentaro Hashimoto

Baseball pitcher

Kerem Özkan

Turkish professional basketball player

Herb Jones

Basketball player

Khalil Bryant

American football player

Kory Sheets

American football running back

Kory Taylor

American football player

Kraig Nienhuis

Canadian-Austrian ice hockey player

Kris Brown

American football placekicker

Krišjānis Rēdlihs

Ice hockey defenceman

Kristoffer Hoven

Football player

Kurt Miller

Professional baseball player

LaMonte Wade Jr.

Baseball outfielder

Ladislav Ščurko

Laquincy Rideau

Basketball player