Title City County State/Province/Region Country Begin Year End Year Alternate Spelling
Title City County State/Province/Region Country Begin Year End Year Alternate Spelling
Acheson Washington Pennsylvania 1790
Adam Herrlisheim Bas Rhin Alsace France 1700 1850
Adam Pittsburgh Allegheny Pennsylvania United States 1840 1900
Adams Allegheny City Allegheny Pennsylvania United States 1830 2000
Reichle Allegheny Pennsylvania United States 1880 2000
Adelman Butler, Kuhlsheim Butler, Baden Pennsylvania United States, Germany 1690 2019 Audelman,Adelmann
Ahern Pittsburgh Allegheny Pennsylvania 1855 1915 Herron
Albert Pittsburgh Allegheny Pennsylvania United States 1863 1911
Allison Allegheny Pennsylvania 1800
Alston Allegheny City Allegheny Pennsylvania 1835 1880 Allston
Ammann Pittsburgh Allegheny Pennsylvania United States 1840 2018 Amann, Amman, Amon
Yost Allegheny Pennsylvania United States 1840 1990
Anderson Latrobe Westmoreland Pennsylvania United States 1800 2019
Anderson Pennsylvania United States
Adams Allegheny City Allegheny Pennsylvania
Andrews Pittsburgh Allegheny Pennsylvania United States 1906
Angel 1758 2007
Antonelli Catanzaro Italy 1800 1950
Arbuthnot 1798 1903
Arelt Pittsburgh Allegheny Pennsylvania United States 1885 1960
Arensberg Williamsburg Virginia Virginia United States 1836
Armel Canal Venango Pennsylvania United States 1750 1900 Ermel
Arnesburg Pennsylvania United States Arensburg, Aronsburg
Aston Pittsburgh Allegheny Pennsylvania United States
Aten Pennsylvania 1700 1900
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