Ed Duffy
Shortstop
Born: c. 1844 Ireland
Died: October 16, 1888(1888-10-16) (aged 43–44) Brooklyn, New York
Batted: Unknown Threw: Right
MLB debut
May 8, 1871, for the Chicago White Stockings
Last MLB appearance
October 30, 1871, for the Chicago White Stockings
MLB statistics
Batting average	.231
Home runs	0
RBI	15
Teams
National Association of Base Ball Players Eagle of New York (1860) Brooklyn Eckfords (1863, 1870) New York Mutuals (1864–1865) Chicago White Stockings (1870)   National Association of Professional BBP Chicago White Stockings (1871)

Edward Charles Duffy (c. 1844 – October 16, 1888) was an Irish-born professional baseball player. He played one season in Major League Baseball as an infielder in 1871 for the Chicago White Stockings. He was banned from baseball in 1865 for associating with gamblers, but was reinstated in 1870.