The 2009–10 Hellenic Football League season was the 57th in the history of the Hellenic Football League, a football competition in England.
Premier Division featured 18 clubs which competed in the division last season, along with four new clubs: Division One East featured 14 clubs which competed in the division last season, along with four clubs: Also, Bisley changed name to Farnborough reserves.
Division One West featured 13 clubs which competed in the division last season, along with four new clubs: