Marler is an English surname. Notable people with the surname include:
George Carlyle Marler (1901–1981), Canadian politician Herbert Meredith Marler (1876–1940), Canadian politician and diplomat Joe Marler (born 1990), English Rugby union player Seth Marler (born 1981), American football placekicker Taryn Marler (born 1988), Australian actress
People with surnames that are cognates of Marler include:
Robin Marlar (1931–2022), English cricketer and cricket journalist John Marlor (1789–1835), English-American architect
Fictional characters: Blake Marler, character on the television program Guiding Light Dinah Marler, character on the television program Guiding Light
See also William F. Marlar Memorial Foundation Marlers