Frodsham is a surname. Notable people with the surname include:
Alf Frodsham, English rugby league footballer of the 1920s and 1930s
Charles Frodsham (1810–1871), English watch and clockmaker
Eric Frodsham (1923–2003), English rugby league footballer
Gareth Frodsham (born 1989), English rugby league footballer
George Horsfall Frodsham, DD, an Anglican Bishop in the early Twentieth Century
Ian Frodsham (1975–1995), English association footballer who was at Liverpool
J D Frodsham Emeritus Professor of English and Comparative Literature at Murdoch University, Western Australia, and translator of Chinese literature