Claire Varrieur Butler

14371082518551I am a professional genealogist specializing in Northwest Pennsylvania (Erie, Crawford, Venango, Jefferson, Indiana, and Warren counties) and Western New York (Chautauqua and Cattaraugus counties). In addition to client research, I volunteer at the Erie County Historical Society Library & Archives as an archival processor, and I sit on the board of the Erie Society for Genealogical Research.

I have been tracing my own family history for more than thirty years, and have been assisting clients with theirs since 2010.


  • College of the Holy Cross, BA Economics/Accounting
  • Boston University Genealogical Research Certificate holder
  • Univ. of Toronto, NIGS, numerous American Records courses
  • 2013 GRIP Genealogy Research Institute of Pittsburgh “Advanced Land Records”
  • 2014 GRIP Judy Russell’s “Law School for Genealogists”
  • 2015 GRIP Thomas W. Jones’ “Advanced Methodology”
  • 2015 Council for the Advancement of Forensic Genealogy’s “Master Practicum”
  • ProGen13 Study Group
  • GenProof Study Group


I am the editor of the Erie Society for Genealogical Research’s quarterly bulletin, and author of the blog