Member Biography

Thomas H. Killion 

Sessions Office Position District Party
2015       9 Republican
2016       9 Republican
2017       9 Republican
2018       9 Republican
2019       9 Republican
2020       9 Republican

COUNTIES: Chester, Delaware  


06/19/1957 -

Thomas H. Killion (R9) Chester and Delaware Counties 2016-2020 

Early Life:

Thomas H. Killion, born June 19, 1957, Philadelphia, Philadelphia County, Pennsylvania; son of Thomas and Dorothy Killion; Cardinal O’Hara High School, 1975; Pennsylvania State University, B.S., criminal justice, 1979; district director, United States Congressman Curt Weldon, 1987-1992; elected, chairman, Delaware County Council, 1992-2000; vice president, InR Advisors, 2002-present; elected, Republican, Pennsylvania State House of Representatives, Special Election, June 17, 2003, resigned, May 10, 2016; elected, Republican, Pennsylvania State Senate, May 11, 2016-2020; government relations, Wanner Associates, 2021-present, married, Eileen; two children; two grandchildren.

Early Career:

Chairman, vice president, Wyatt Elevator Company, Folcroft, Pennsylvania; stockbroker; Certified Financial Planner; fraud investigator, Pennsylvania Department of Revenue; member, Saint Thomas the Apostle Roman Catholic Church.

Pennsylvania Politics:

Elected, chairman, Delaware County Council, 1992-2000.

Elected, Republican, Pennsylvania State House of Representatives, special election, June 17, 2003, defeated, William Thomas, sworn-in, June 30, 2003, served the remaining 2003 term, succeed former Pennsylvania House Speaker Representative Matthew Ryan, who died of leukemia earlier that year; appointed, Select Committee on Influenza Vaccine, 2006; resigned, May 10, 2016.  

Elected, Republican, Pennsylvania State Senate, 9th district, Chester and Delaware Counties, special election, April 26, 2016; replaced Dominic Pileggi, sworn into office on May 11, 2016; committee assignments, Appropriations, Banking and Insurance, Community, Economic and Recreational Development (Chairman), Consumer Protection and Professional Licensure (Vice Chairman), Intergovernmental Operations, Law and Justice; unsuccessful, reelection, Democrat John I. Kane, left office, November 30, 2020.

Pennsylvania State House of Representatives Biography:

Official Website - PA House Archives Official Website ( 


The Pennsylvania Manual, (2019-2020). Mattos, S., (Editor). (Volume 124) Commonwealth of Pennsylvania, pages 3-32, 3-39; Biographies of Members of the Senate, page 3-19.