G
- Bob Gaddis (1975)
- Bobby Gage (1949–1950)
- Larry Gagner (1966–1970)
- Chan Gailey (1994–1997)
- Wentford Gaines (1976–1978)
- Joey Galloway (2009)
- Kendall Gammon (1992–1995)
- Wayne Gandy (1999–2002)
- Bob Gaona (1953–1956)
- Chris Gardocki (2004–2006)
- Bill Garnaas (1946–1948)
- Reggie Garrett (1974–1976)
- Gregg Garrity (1983–1984)
- Keith Gary (1983–1988)
- Joe Gasparella (1948–1951)
- Charlie Gauer (1943)
- Jason Gavadza (2000)
- William Gay (2007–2011)
- Cory Geason (1999–2001)
- Byron Gentry (1937–1939)
- Chris George (1996)
- Matt George (1998)
- Roy Gerela (1971–1978)
- Joe Geri (1949–1951)
- Oliver Gibson (1995–1998)
- Thaddeus Gibson (2010)
- Garrett Giemont (2007–2011)
- Marcus Gilbert (2011)
- Kevin Gilbride (1999–2000)
- John Gildea (1935–1937)
- Jason Gildon (1994–2003)
- Scoop Gillespie (1984)
- Joe Gilliam (1972–1975)
- Harry Gilmer (1957–1960)
- Earl Girard (1957–1958)
- Joe Glamp (1947–1949)
- Glenn Glass (1962–1963)
- Fred Glatz (1956)
- Gary Glick (1956–1959)
- Junior Glymph (2006)
- Clark Goff (1940)
- George Gonda (1942)
- Pete Gonzalez (1998–1999)
- John Goodman (1980–1985)
- John Goodson (1982)
- Joey Goodspeed (2000)
- Harold Goodwin (2007–2011)
- Walt Gorinski (1946)
- Preston Gothard (1985–1988)
- Mace Gouldsby (1989)
- Cornell Gowdy (1987–1988)
- Theo Grabinski (1939–1940)
- Neil Graff (1976–1977)
- Jeff Graham (1991–1993)
- Kenny Graham (1970)
- Kent Graham (2000)
- Russell Graham (1984)
- Gordon Gravelle (1972–1976)
- Ray Graves (1943)
- Tom Graves (1979)
- Sam Gray (1946–1947)
- Bobby Joe Green (1960–1961)
- Eric Green (1990–1994)
- Johnny Green (1960)
- Joe Greene (1969–1981), (1987–2004), (2004–2011)
- Kevin Greene (1993–1995)
- Tracey Greene (1995)
- Norm Greeney (1934–1935)
- L. C. Greenwood (1969–1981)
- Larry Griffin (1987–1993)
- John Grigas (1944)
- Tyler Grisham (2009–2011)
- Russ Grimm (2000–2006)
- Earl Gros (1967–1969)
- Randy Grossman (1974–1981)
- Bob Gunderman (1957)
- Riley Gunnels (1959–1966)
- John Guy (1992–1993)
Read more about this topic: List Of Pittsburgh Steelers Players