David L. Lawrence
1946-1959
Democrat
June 18, 1889 to Nov. 21, 1966

Allegheny Conference on Community Development Photographs, MSP 0285, Detre Library & Archives at the Heinz History Center.

Allegheny Conference on Community Development Photographs, MSP 0285, Detre Library & Archives at the Heinz History Center.

Allegheny Conference on Community Development Photographs, MSP 0285, Detre Library & Archives at the Heinz History Center.
Thomas J. “Tom” Gallagher
1959
Democrat
Nov. 20, 1883 to Dec. 2, 1959

Joseph M. “Joe” Barr
1959-1970
Democrat
May 28, 1906 to Aug. 26, 1982


Pete Flaherty
1970-1977
Democrat
June 25, 1924 to April 18, 2005
Richard Caliguiri
1977-1988
Democrat
Oct. 20, 1931 to May 6, 1988

Sophie F. Masloff
1988-1994
Democrat
Dec. 23, 1917 to Aug. 17, 2014

Thomas J. “Tom” Murphy, Jr.
1994-2006
Democrat
Aug. 15, 1944 to Present

Robert E. “Bob” O’Connor, Jr.
2006
Democrat
Dec. 9, 1944 to Sept. 1, 2006

Luke R. Ravenstahl
2006-2014
Democrat
Feb. 6, 1980 to Present
William “Bill” Peduto
2014-Present
Democrat
Oct. 30, 1964 to Present
