Last name Hiern (海恩 
, Hiern 
) , around the world, is a rare surname. The surname Hiern is habitual in Australia, where it is a rare surname, China, where it is a very rare surname, and Germany, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in China, Australia, and the United States. More frequently, Hiern is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 海恩 | China |
| Hiern | Australia, United States, Spain, Germany |
| charles alden hiern (1799-1846) (b. 1799) |
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| william philip hiern British mathematician and botanist (1839-1925), GB (b. 1839) |
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| barry hiern Australian cricketer, AU (b. 1951) |
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| charles hiern Peerage person ID=160723 |
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| lucy hiern Peerage person ID=160725 |
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| roger alden hiern Peerage person ID=160722 |
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| alicia cornelia hiern Peerage person ID=160045 |
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| susannah hiern Peerage person ID=160724 |
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