Cognomen 前原 (Maehara 
, 前原 , Maebara 
) , across the world, is a rare family name. The last name 前原 is habitual in Brazil, where it is a rare surname, Japan, and New Zealand. In absolute terms, this name is the most popular in Brazil, Japan, and the United States. Very seldom, 前原 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maehara | Indonesia, Japan, China, Brazil, United States |
| 前原 | China |
| Maebara | Brazil, United States, New Zealand |
| 前原博之 Japanese baseball player, JP (b. 1967) |
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| 前原祐子 Japanese AV idol, JP (b. 1967) |
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| 前原一輝 Japanese actor and seiyū, JP (b. 1973) |
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| 前原智子 Japanese announcer, JP (b. 1980) |
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| 前原あい Japanese model, JP (b. 1984) |
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| 前原さとみ JP |
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