John H. Devlin

{{Short description|American politician}}

{{distinguish|John Joseph Devlin}}

{{Infobox officeholder

| image =

| name =John H. Devlin

| order =Democratic Leader
of the Pennsylvania Senate

| term_start =January 1, 1963

| term_end =July 20, 1967[https://docs.google.com/viewer?a=v&q=cache:mKWBn3NIKz4J:www.dgs.state.pa.us/dgs/lib/dgs/pa_manual/section3/senate_floor_leaders.pdf+thomas+m.+nolan+elected+senate+majority+leader&hl=en&gl=us&sig=AHIEtbS4SwarEfZtAqAehkJd99qMVTRY7w https://docs.google.com/viewer?]

| predecessor =Charles Weiner

| successor =Ernest Kline

| state_senate2 =Pennsylvania

| district2 =43rd

| term_start2 =January 3, 1961

| term_end2 =July 20, 1967

| constituency2 =

| predecessor2 =Joseph Barr

| successor2 =Frank Mazzei

| state_house3= Pennsylvania

| district3 = Allegheny County

| term_start3 = January 1, 1957

| term_end3 = November 30, 1960

| birth_date =May 27, 1891

| birth_place =

| death_date ={{Death date and age|1967|7|20|1891|5|27}}

| death_place =

| party =Democratic

| alma_mater =

| occupation =

| spouse =

| children =

| residence =

| religion =

| website =

}}

John H. Devlin (May 27, 1891 – July 20, 1967) is a former Democratic member of the Pennsylvania State Senate who served from 1961 until his death in 1967.{{cite web | last = Cox | first = Harold | title = Senate Members D | publisher = Wilkes University | work = Wilkes University Election Statistics Project| date = | url =http://staffweb.wilkes.edu/harold.cox/legis/SD.html}} He also served in the Pennsylvania House of Representatives.{{cite web | last = Cox | first = Harold | title = House Members "D" | publisher = Wilkes University | work = Wilkes University Election Statistics Project| date = | url =http://staffweb.wilkes.edu/harold.cox/legis/D.html}}

Before serving in the Pennsylvania House of Representatives, Devlin served as a special agent of the FBI (1940–1947), was a real estate deputy for the Allegheny County Sheriff (1947–1951), had a legal practice in 1951, and was Assistant D.A. of Allegheny County (1956–1964).{{cite web | last = | first = | title = John H Devlin | publisher = PA State Senate | work = PA State Senate Historical Biographies| date = | url = http://www.legis.state.pa.us/cfdocs/legis/BiosHistory/MemBio.cfm?ID=4537&body=S}}