Cognomen Marr (مار 
, Marr 
, マー 
, along with others...) , all over the world, is a common family name. The surname Marr is characteristic of Fiji, where it is quite a common surname, New Zealand, where it is quite a rare surname, and Gambia. Measured by absolute frequency, it is the most numerous in the United States, the United Kingdom, and Germany. Much less frequently, Marr is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| مار | Syria, Algeria, Iraq, Sudan, Egypt |
| Marr | United Kingdom, United States, Australia, Canada, Germany |
| マー | Japan |
| 马尔 | China |
| Марр | Armenia, Ukraine, Russia, Kazakhstan |
| john marr (b. 1694) |
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| valentin marr DE (b. 1696) |
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| anne marr (died 1788) (b. 1713) |
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| jane marr 9 May 1714 Scales, Aldingham, co.Lancaster - 1781 (b. 1714) |
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heinrich marr German theatre director (1797-1871), DE (b. 1797) |
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heinrich marr German painter (1807–1871), DE (b. 1807) |
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| lawrence marr (b. 1756) |
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wilhelm marr German publicist (1819-1904), DE (b. 1819) |
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john quincy marr Confederate States Army first combat casualty (1825-1861), US (b. 1825) |
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| george washington lent marr American politician (1779-1856), US (b. 1779) |
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| johann wilhelm marr DE (b. 1771) |
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fannie h. marr American author, poet (1835–1918), US (b. 1835) |
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| alem marr American politician (1787-1843), US (b. 1787) |
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carl von marr American artist (1858-1936), US (b. 1858) |
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| william smith marr (died 1898) (b. 1810) |
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