Trinder is a surname. Notable people with the surname include:
Aaron Trinder (born 1980), Australian rugby league player Henry Trinder (born 1989), English rugby union player Oliver Trinder (1907–1981), British Olympic fencer Tommy Trinder CBE (1909–1989), English stage, screen and radio comedian of the pre and post war years
See also Trinder glucose activity test, diagnostic test used in medicine to determine the presence of glucose or glucose oxidase Trinder Park railway station, railway station on the Beenleigh Line of Brisbane, Australia Trinder spot test, diagnostic test used in medicine to determine exposure to salicylates, particularly to salicylic acid