Ruffey Lake Park (locally Ruffeys) is a park in the City of Manningham, Melbourne, Victoria, Australia. It is situated around Ruffey Lake in a portion of a valley through which the Ruffey Creek runs, forming the border between Doncaster and Templestowe. It has three main entrances, Victoria St, The Boulevard and King St. Despite being the second largest park in Manningham, second to Westerfolds Park, it is the biggest urban park managed by the City of Manningham.