Family name Rainsford (Rainsford 
, Рейнсфорд 
) , all around the world, is quite a rare last name. The surname Rainsford is characteristic of Ireland, where it is quite a rare surname, Australia, and New Zealand. Measured by absolute frequency, it is commonest in Australia, the United Kingdom, and the United States. Much less frequently, Rainsford is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Rainsford | United Kingdom, Australia, Ireland, United States, South Africa |
| Рейнсфорд | Russia |
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mark rainsford Irish brewer and mayor, IE (b. 1652) |
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| richard rainsford English politician, of Dallington, Northants (c.1641-1703) (b. 1641) |
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marcus rainsford Irish army officer and author, IE (b. 1750) |
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| charles rainsford British Army general, GB (b. 1728) |
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| hannah rainsford (b. 1772) |
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william s. rainsford American clergyman (1850–1933), US (b. 1850) |
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| andrew rainsford wetmore Canadian politician, CA (b. 1820) |
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| patrick persse fitzpatrick rainsford (1825-1872) (b. 1825) |
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| marcus rainsford (b. 1820) |
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| frederick william r. rainsford (1866-1933) (b. 1866) |
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| marie louise n. rainsford (1875-1958) (b. 1875) |
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| fanny l. r. rainsford (1877-1930) (b. 1877) |
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| everleen lilla c. rainsford (1879-1952) (b. 1879) |
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| amy adeline c. rainsford (1884-1960) (b. 1884) |
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| leonard a. rainsford (1888-1889) (b. 1888) |
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