Surname Knuckey (Knuckey 
) , throughout the world, is a rare cognomen. The surname Knuckey is habitual in Australia, where it is quite a rare surname, New Zealand, where it is a rare surname, and the United Kingdom. In absolute terms, the name is most common in Australia, the United States, and the United Kingdom.
| VARIANT | COUNTRY |
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| Knuckey | United Kingdom, United States, New Zealand, Chile, Australia |
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richard randall knuckey surveyor on the Overland Telegraph Line, GB (b. 1842) |
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| emma knuckey New Zealand fashion designer (1913–1998), NZ (b. 1913) |
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| sarah knuckey researcher (ORCID 0000-0001-5760-8875) |
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| mrs dallas margery knuckey recipient of a New Zealand Suffrage Medal 1993, NZ |
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| dan knuckey college basketball player (1993–1996) Drake |
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