Carrowkeel, County Galway

There's hope from the ocean but none from the grave. - an Irish emigrant's proverb.

Dennis A. Hogan
Professional Genealogist
Specialties: New York State and Ireland


Researcher:  My passion for best practices in research and attention to detail can assist you toward your goals.  Your project will benefit from my thorough knowledge of Irish and New York State resources, both online and offline.  I have considerable experience researching at repositories in the New York State counties of Albany, Erie, Monroe, Montgomery, New York, Niagara, Oneida, Onondaga, Ontario, Tompkins, Wayne, and Yates.


Instructor Since 2003 I have been teaching Irish genealogy.  Detailed course handouts are available at no cost. 

Upcoming presentations

November 11, 2024, 3:30pm, Irish Genealogy, Fairport Historical Club, 18 Perrin St, Fairport, NY

          November 12, 2024, 7:30pm, History of the Irish in Lima NY & Tips on Researching Historic Newspapers,            Lima Historical Society, 7304 E Main St, Lima, NY

November 18, 2024, 2pm, Topic TBD, Fairport Library Genealogy Club, 1 Fairport Village Landing, Fairport, NY

Volunteer activities

Town of Gorham (Gorham, Ontario, NY, US)...Town Historian
Town of Gorham Historical Society (Gorham, Ontario, NY, US)...computer services & past president
Ontario County Genealogical Society (Canandaigua, Ontario, NY, US)...VP for Programming
Rochester Genealogical Society (Rochester, Monroe, NY, US)...past VP/Coordinator of the Computer Interest Group

Other Memberships




All 8 of my great-grandparents emigrated from Ireland and settled in or near Ontario County, NY, US.
Michael HOGAN & Susan NAGLE
Patrick DAWSON & Mary A. QUINLAN


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