Gillmor

Gillmor is a surname of Gaelic origin, most commonly encountered in English-speaking countries. It is typically derived from the Gaelic personal name Gillemór or Gillemhor, a compound of elements that can be understood as “servant” or “devotee” (gille) and “great” (mór). Through Anglicization, the name acquired the form Gillmor and has produced related spellings such as Gillmore and Gilmour.

Notable individuals with the surname include Dan Gillmor, an American journalist and author known for his work on digital media and citizen journalism; and Paul Gillmor, an American politician who served as a U.S. Representative from Ohio.

Gillmor is found in the United States and other English-speaking communities, with historical roots in Ireland and Scotland. The surname is relatively uncommon compared with more widespread names, but it appears in public records and genealogical sources across North America and the Commonwealth.

Related surnames include Gillmore and Gilmour, which reflect different regional spellings of the same Gaelic origin.