Title City County State/Province/Region Country Begin Year End Year Alternate Spelling
Conroy Pittsburgh Allegheny Pennsylvania United States 1863 1999 Conry
Conrad Clarion, Huntingdon, Jefferson Pennsylvania United States 1840
Conner Greene Pennsylvania United States 1810 1910
Coll Natrona Allegheny, Donegal Pennsylvania United States, Ireland 1800 2019 Call
Cochran Indiana, Butler, Tarentum Indiana, Butler, Allegheny Pennsylvania United States 1800
Cochenour Pennsylvania 1868 1998
Cobes Lower St. Clair Twp., Pittsburgh Allegheny Pennsylvania USA 1855 1868 Kobus, Cobus
Clegg Fayette, Westmoreland Pennsylvania United States 1770
Clark Beaver, Lawrence Pennsylvania United States 1797 Clarke
Clark 1608 2000
Clark Bloomington IL IL United States 1608 2000 Clarke
Chocholka Old Allegheny City Allegheny Pennsylvania United States 1868 1917 Choholka, Cholka, Kocholka
Chick Clearfield Pennsylvania United States 1885 2000
Chess Mercer, Allegheny Pennsylvania US 1790 1850
Chapman Pennsylvania United States
Cecil Pittsburgh Allegheny Pennsylvania United States 1760 1850
Cecil Oxford Oxfordshire Oxfordshire England 1680 1800 variations of the surname Cecil include Cecil, Cecill, Cecyll, Cyssel, Cessell, Ciscel, Scissel, Scissle, Sesill, Shissill, Sisell, Sissell, Sitsilt, Sicelt, Seycil, Seisyll, Sifsill, and many more
Case Pittsburgh Allegheny Pennsylvania United States 1836 1915
Carson Carlisle, Allegheny, Pittsburg Cumberland, Allegheny Pennsylvania United States 1800 2018
Carson Fayette Pennsylvania 1780 1793
Carroll Allegheny Pennsylvania 1800
Carr Ross Township Allegheny Pennsylvania 1800 1850
Carnahan Allegheny Pennsylvania United States 1770 Also in Yohogania County, VA/PA and Westmoreland County, PA.
Carnahan Westmoreland Pennsylvania United States 1770
Carnahan Washington Pennsylvania United States 1770
Title City County State/Province/Region Country Begin Year End Year Alternate Spelling
1,089 surnames 1 35 36 37 38 39 44