Stickler is a family name. Notable people with the surname include:
Alfons Maria Stickler (1910–2007), Austrian Roman Catholic clergyman Carla Stickler, American musical theatre actress Dick Stickler (born 1940), American politician Friedrich Stickler (born 1949), Austrian football official Gunnar B. Stickler (1925–2010), German-American pediatrician Helen Stickler (born 1968), American filmmaker Jason Stickler, a fictional character on the television series Cory in the House
Other uses Stickler syndrome