Imlach is a surname. Notable people with the surname include:
Brent Imlach (born 1946), Canadian ice hockey player Francis Brodie Imlach (1819–1891), Scottish dentist Gary Imlach (born 1960), British author, broadcaster and journalist (son of Stewart Imlach) Hamish Imlach (1940–1996), Scottish folk singer Mike Imlach (born 1962), English footballer (son of Stewart Imlach) Punch Imlach (1918–1987), Canadian ice hockey coach and general manager Stewart Imlach (1932–2001), Scottish footballer (father of Gary and Mike)