Cognomen Macdermott (Macdermott 
) , in the entire world, is quite a rare family name. The family name Macdermott is habitual in Ireland, where it is quite a rare surname, Australia, where it is a rare surname, and New Zealand. Measured by absolute frequency, it is commonest in the United States, Australia, and the United Kingdom.
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| Macdermott | United Kingdom, Australia, Ireland, United States, Canada |
Mcdermott, Макдермотт, Мацдермотт, and מקדרמוט
| ambrose macdermott Bishop of Elphin (b. 1601) |
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henry macdermott (1798-1848) merchant and politician (b. 1798) |
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william robert macdermott Irish military surgeon and medical officer, IE (b. 1839) |
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g. h. macdermott British singer (b. 1845) |
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| martin macdermott MacDermott, Martin (1823–1905), poet and architect (b. 1823) |
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ouida macdermott British performer (b. 1889) |
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| norman macdermott (b. 1850) |
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| george macdermott (b. 1863) |
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| john macdermott, baron macdermott Northern Irish politician (1896-1979), GB (b. 1896) |
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| edmond macdermott British judge, GB (b. 1913) |
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| doireann macdermott Irish philologist, university professor, translator and writer, IE (b. 1923) |
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| mercia macdermott British historian, GB (b. 1927) |
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billy macdermott Argentine cricketer, AR (b. 1981) |
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| bill macdermott American and Canadian football coach, US (b. 1936) |
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| alasdair macdermott British diplomat (-1945). High Commissioner to Namibia 2002-2007 (b. 1945) |
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