Finnerty is a surname of Irish origin. It literally means "Fair snow".

Notable people with the surname

• Anthony Finnerty, Gaelic footballer for Mayo and father of Robert

• Collin Finnerty, one of the three falsely accused students in the 2006 Duke University lacrosse case

• Cullen Finnerty (1982–2013), Grand Valley State University football team quarterback

• Dan Finnerty, American actor

• Isobel Finnerty, Canadian senator

• John J. Finnerty (1879–1958), American politician and barber

• Maurice P. Finnerty, mayor of Penticton, British Columbia from 1962 to 1967

• Pat Finnerty, American musician

• Robert Finnerty, Gaelic footballer for Galway and son of Anthony

• Simon Finnerty, bare-knuckle boxer

Fictional characters

• Finnerty, a family on the American television series Grounded for Life

• Kevin Finnerty, a dream alias of Tony Soprano on the HBO television series The Sopranos

• Ed Finnerty, in the 1952 Kurt Vonnegut novel Player Piano