Karne L. Hesketh (born 1 August 1985) is a player for the Japan rugby union team.

[1] Hesketh is a professional rugby union player who plays wing for Fukuoka Sanix Blues since 2010.

[2] In what is regarded as one of the greatest upsets ever in Rugby World Cup history, and possibly one of the most famous victories in the history of sport, Hesketh with 84 minutes on the clock and with the last play of the game scored the winning try for Japan against South Africa in a 34–32 victory in the 2015 Rugby World Cup.

[3][4] Afterward, he spoke of his immense pride at this victory of the Japanese national rugby team and celebrated with his teammates.

His partner, Carla Hohepa, is a female New Zealand rugby union player who plays as a wing for New Zealand, Otago Spirit and Alhambra Union.