Olly Kohn (born 19 March 1981, in Bristol) is a Wales international rugby union player for Harlequins having previously played for Bristol and Plymouth Albion. A lock forward, Kohn won the English Premiership with Harlequins in 2011-12, starting in the final against Leicester Tigers. Kohn was forced to retire at the end of the 2012/2013 season due to injury.