|
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
|
|
|
Adams
|
Allegheny City
|
Allegheny
|
Pennsylvania
|
|
|
|
|
|
Adams, Yost, Leseman, Noble, Streett
|
Washington
|
PA
|
|
US
|
|
|
|
|
Adams, Yost, Leseman, Noble, Streett, Velte, Doerr, Schultheis, Reichle, Weitershausen
|
Washington
|
Washington
|
Pennsylvania
|
United States
|
|
|
Street
|
|
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
|
|
Amoroso
|
Pittsburgh
|
Allegheny
|
Pennsylvania
|
United States
|
1890
|
2000
|
Amorosa, Amaroso, Amarosa, Amorose
|
|
Anderson
|
Latrobe
|
Westmoreland
|
Pennsylvania
|
United States
|
1800
|
2019
|
|
|
Anderson
|
|
|
Pennsylvania
|
United States
|
|
|
|
|
Anderson
|
New Brighton
|
Westmoreland
|
PA
|
USA
|
1600
|
2021
|
|
|
Andrews
|
Pittsburgh
|
Allegheny
|
Pennsylvania
|
United States
|
1906
|
|
|
|
Andrews
|
Darlington
|
Beaver
|
Pennsylvania
|
United States
|
1800
|
1880
|
|
|
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
|
