Garratt is the surname of:
Chris Garratt, artist of the Biff (cartoon) teamHerbert William Garratt (1864–1913), mechanical engineer, inventor of the Garratt locomotive typeHumphry Garratt (1898–1974), English cricketerMartin Garratt (born 1980), English footballerNick Garratt, Australian rowing coachOwen Garratt (born 1968), Canadian artist and musicianSteve Garratt (born 1953), English cricket umpireWayne Garratt (1968–1992), English speedway rider