McKellar

McKellar is a Scottish surname derived from Gaelic MacEalair, meaning "son of Ealar." Ealar is the Scottish Gaelic form of Hilary, which traces its roots to the Latin hilarius (cheerful) or hilaria (joyful). The name thus embodies a cheerful lineage, with the clan affiliation emphasized by the prefix Mac ("son of").

Cultural History

Like many Scottish surnames, McKellar belongs to a regional naming tradition. The name underscores the importance of ancestry in Gaelic culture, where identifying with a progenitor like Ealar was common.

Notable Bearers from Wikipedia

The surname McKellar has been carried by notable individuals across multiple fields:

• Politics & Public Life: Archibald McKellar (1816–1894), Canadian politician; John McKellar (1833–1900), Canadian businessman and politician; Kenneth McKellar (politician) (1869–1957), American politician.
• Science: Andrew McKellar (1910–1969), Canadian astronomer known for his contributions to astronomy.
• In the arts: Don McKellar (born 1963), Canadian actor and filmmaker; Danica McKellar (born 1975), American actress; Honor McKellar (1920–2024), New Zealand opera singer.
• Sports: Kenneth McKellar (singer) (1927–2010), Scottish singer, and Archibald "Archie" McKellar (1912–1940), a decorated WWII fighter pilot.

Related Names

Variants include the original Gaelic spelling MacEalair. The English name Ellery, derived from the church name of unknown derivation may also be an equivalent or variant form sharing the root Hilar>-.

• Meaning: son of Ealar
• Origin: Scottish Gaelic
• Type: Surname
• Usage regions: Scotland, Canada, United States, United Kingdom