Cognomen Marquart (Marquart 
) , all over the world, is quite a common last name. The last name Marquart is characteristic of Switzerland, where it is quite a rare surname, Germany, and Denmark. Not in comparison with a country's population, it is the most numerous in the United States, Germany, and Switzerland.
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| Marquart | Brazil, Switzerland, United States, Germany, Denmark |
| werner marquart (b. 1274) |
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| marquart zenger (b. 1300) |
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| marquart freer (b. 1465) |
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| gabriel christoph marquart (b. 1669) |
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| józef marquart UA (b. 1739) |
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ludwig clamor marquart German pharmacist, DE (b. 1804) |
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| marquart graf von reisach (b. 1770) |
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| friedrich marquart veterinarian and mycologist (b. 1791) |
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felix marquart German politician (1858-1920), DE (b. 1858) |
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| aloys marquart (b. 1856) |
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| fritz marquart DE (b. 1862) |
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| friedrich marquart DE (b. 1889) |
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paul marquart American politician, US (b. 1957) |
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| johannes marquart German actuarial and insurance mathematician in the 19th century, DE (b. 1909) |
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| william marquart Canadian boxer, CA (b. 1915) |
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