Harry Alistair Ellis (born 17 May 1982 in Leicester) is a retired English rugby union footballer who played scrum half for Leicester Tigers, England and the British & Irish Lions.
On 8 July 2010, Ellis announced his retirement from the game as a result of a persistent knee injury.
He now works at his former school, Leicester Grammar School, teaching PE to A-Level and GCSE students, and contributing to the coaching of its 1st XV and other sporting teams.