{{otheruses}} '''McKellar''' is a surname. Notable people with the surname include:

* Archibald McKellar (1816–1894), Canadian politician * Andrew McKellar (1910–1969), Canadian astronomer * Archie McKellar (1912–1940), Royal Air Force fighter pilot during the Battle of Britain * Colin McKellar (1903–1970), Australian farmer, soldier and federal politician * Danica McKellar (born 1975), American actress, sister of Crystal * Daniel McKellar (1892–1917), Scottish footballer * Don McKellar (born 1963), Canadian actor, writer, and filmmaker * Honor McKellar (1920–2024), New Zealand mezzo-soprano opera singer and singing teacher * John McKellar (1833–1900), Canadian businessman and politician * John McKellar (writer) (1930–2010), Australian playwright, social satirist * Kenneth McKellar (politician) (1869–1957), American politician * Kenneth McKellar (singer) (1927–2010), Scottish singer * Earl McKellar (1918–1976), Canadian politician * Phil McKellar, Australian record producer

==See also== * Kellar *Mackellar (disambiguation) *John Thompson McKellar Anderson

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