2009–10 Hellenic Football League

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
Premier Division featured 18 clubs which competed in the division last season, along with four new clubs:
 * Ascot United, promoted from Division One East
 * Binfield, promoted from Division One East
 * Malmesbury Victoria, promoted from Division One West
 * Oxford City Nomads, promoted from Division One West

Division One East
Division One East featured 14 clubs which competed in the division last season, along with four clubs:
 * Chalfont Wasps, demoted from the Premier Division
 * Didcot Town reserves
 * Milton United, relegated from the Premier Division
 * Woodley Town, joined from the Reading Football League

Also, Bisley changed name to Farnborough reserves.

Division One West
Division One West featured 13 clubs which competed in the division last season, along with four new clubs:
 * Harrow Hill, relegated from the Premier Division
 * Launton Sports, transferred from Division One East
 * North Leigh reserves
 * Slimbridge, joined from the Gloucestershire County League