Surname Crerar (Crerar 
) , globally, is quite a rare cognomen. The cognomen Crerar is habitual in New Zealand, where it is a rare surname, Canada, and Australia. Not in comparison with a country's population, it is commonest in the United Kingdom, Canada, and Australia.
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| Crerar | United Kingdom, South Africa, Australia, United States, Canada |
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john crerar fiddler, composer, gamekeeper to the Duke of Atholl, GB (b. 1750) |
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john crerar American industrialist, philanthropist, US (b. 1827) |
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| peter crerar British civil engineer (b. 1785) |
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marion stinson crerar (1859-1919) (b. 1859) |
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thomas alexander crerar Western Canadian politician (1876-1975), CA (b. 1876) |
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| william crerar (b. 1821) |
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harry crerar Canadian general, CA (b. 1888) |
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| thomas crerar Free Church of Scotland minister, GB (b. 1842) |
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| john crerar Canadian politician, CA (b. 1848) |
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| james crerar (b. 1877) |
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| george crerar (1914-1986), GB (b. 1914) |
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| elizabeth jean crerar (1918-1981) (b. 1918) |
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| david james crerar (born 1922) (b. 1922) |
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| david crerar Princeton University died 1994 (b. 1945) |
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| catherine crerar (born 1953) (b. 1953) |
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