Trainor

Trainor is a surname with origins in Ireland. It is most commonly encountered in Ireland, the United Kingdom, and North America, and has several related spellings, including Traynor and Treanor. The name is generally categorized among Irish surnames that were anglicized from Gaelic forms; exact derivation varies among sources, and different families may trace different Gaelic antecedents.

Historically, bearers of the name were centered in parts of Ireland, particularly Ulster, with later migrations contributing to communities in Scotland, England, and North America. During the 19th and early 20th centuries, many Trainors emigrated to the United States and Canada, where the name is now found across multiple regions.

Notable individuals with the surname include Meghan Trainor, an American singer and songwriter who rose to prominence in the mid-2010s with hits such as All About That Bass. The surname is carried by other people in diverse fields, including arts, sports, and public life, reflecting its broad diaspora. Related surnames include Traynor and Treanor, which appear in similar genealogical lineages and may correspond to parallel Gaelic origins.