- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Croghan is a town in Lewis County, New York, USA. The population was 3,093 at the 2010 census. The town is named after Col. George Croghan, a military officer.
The Town of Croghan is in the northern part of the county and located northeast of the county seat, Lowville. The town contains a village also named Croghan, a small part of which is located in the town of New Bremen. Both the village and town are locally pronounced "Krog-han" (with a hard g)."
- Outstanding guide to Croghan family history and genealogy resources (FamilySearch Research Wiki). Birth, marriage, and death records, town histories, cemeteries, churches, newspapers, libraries, and genealogical societies.