Family name Jeong-A (정아 
, Jeong-A 
) , in all the world, is an extremely rare surname. Much more frequently, Jeong-A is the forename as well as the last name. Parts of the name also exists independently as a first name Jeong, and a first name A.
| koo jeong-a South Korean visual artist, KR (b. 1967) |
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| kim jeong-a South Korean field hockey player, KR (b. 1979) |
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