Stronach is a surname. Notable people with the surname include:
Alexander Stronach
Belinda Stronach, Canadian politician and businessperson, daughter of Frank Stronach
David Stronach, archeologist
Frank Stronach, businessman
Gary Stronach
George Preston Stronach
Gregor Stronach
John Stronach
Peter Stronach (born 1956), English professional footballer
Tami Stronach, dancer, choreographer