Family name Keene (Keene 
, 基恩 
, كين 
, among others...) , all around the world, is a common surname. The family name Keene is habitual in Isle of Man, where it is quite a common surname, New Zealand, where it is quite a rare surname, and the United States. Measured by absolute frequency, it is commonest in the United States, the United Kingdom, and Australia. Very seldom, Keene is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Keene | United Kingdom, Australia, United States, Canada, New Zealand |
| 基恩 | China |
| كين | Saudi Arabia, Iraq, Sudan, Morocco, Egypt |
| キーン | Japan |
| Кин | Bulgaria, Kazakhstan, Belarus, Ukraine, Russia |
| agnes keene Locke's mother (b. 1597) |
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| stephen keene English instrument maker (b. 1640) |
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benjamin keene British diplomat, GB (b. 1697) |
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edmund keene English churchman and academic, GB (b. 1714) |
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| theophilus keene Keene, Theophilus (c.1680–1718), actor and theatre manager (b. 1680) |
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whitshed keene British Member of Parliament (died 1822) (b. 1731) |
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| henry keene English architect, GB (b. 1726) |
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| charles keene diplomat b. 1741 (b. 1741) |
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maria martin keene (1792-1879) (b. 1792) |
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| benjamin keene British Member of Parliament (1753-1837) (b. 1753) |
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| theodosius keene British architect (b. 1754) |
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charles keene English artist and illustrator, GB (b. 1823) |
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richard keene British photographer, GB (b. 1825) |
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henry george keene British historian, GB (b. 1826) |
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laura keene actress and manager, GB (b. 1826) |
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