Finger is the surname of:
Alan Finger (1909-1985), Australian medical practitioner and communist
Bill Finger (1914–1974), American comic strip writer, co-creator of the Batman character
Gottfried Finger (c. 1660–1730), Moravian Baroque composer and viol player
Jeff Finger (born 1979), American hockey player
Joseph Finger (1887–1953), Austrian-born American architect