Scanlan is a surname. Notable people with the surname include:
Fred Scanlan, Canadian ice hockey playerJ.O.(Seán) Scanlan, Irish Academic Electronic Engineer, pioneer in Circuits & Systems TheoryJerry ScanlanJoanna Scanlan, English actress and television writerJohn Joseph Scanlan, second Bishop of the Roman Catholic Diocese of HonoluluJoseph L. Scanlan, television directorLuke Scanlan, American politician and farmerMichael Scanlan (1931-2017), American Roman Catholic priestNeal Scanlan, special effects artistReggie Scanlan, bass guitar player from New Orleans, LouisianaRobert Richard Scanlan, Irish painterThomas ScanlanToni ScanlanTuna Scanlan, Samoan/New Zealander boxer of the 1950s and '60sWm. J. Scanlan, musical theatre performer and composerEmmett J. Scanlan, Irish actorFictional characters:
Mike Scanlan, a character in Arthur Conan Doyle's The Valley of Fear