Surname Loughridge (Loughridge 
) , all around the world, is quite a rare cognomen. The surname Loughridge is habitual in Australia, where it is a rare surname, the United States, and New Zealand. Not in comparison with a country's population, it most frequently occurs in the United States, the United Kingdom, and Australia.
| VARIANT | COUNTRY |
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| Loughridge | United Kingdom, Australia, United States, Canada, New Zealand |
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william loughridge American politician, US (b. 1827) |
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r. h. loughridge American geologist, US (b. 1843) |
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| robert mcgill loughridge missionary, US (b. 1809) |
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| donald holt loughridge Ph.D. California Institute of Technology 1927, US (b. 1899) |
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| john loughridge Australian rules footballer, AU (b. 1923) |
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| lavinia loughridge Northern Irish physician (b. 1930) |
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| leon loughridge painter 1952, US (b. 1952) |
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| mark loughridge American businessman, US (b. 1953) |
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| george loughridge |
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