Family name Heinlein (Heinlein 
, Hineline 
) , around the globe, is quite a common surname. The cognomen Heinlein is characteristic of Germany, where it is quite a rare surname, Austria, and the United States, where it is a rare surname.
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| Heinlein | Argentina, South Africa, United States, Germany, Austria |
| Hineline | Brazil, United Kingdom, Canada, United States, Venezuela |
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heinrich heinlein German painter (1803-1885), DE (b. 1803) |
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| anton paul heinlein (b. 1745) |
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| johann adolph heinlein DE (b. 1798) |
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max hussarek von heinlein Austrian lawyer (1865-1935), AT (b. 1865) |
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| johann hussarek von heinlein (b. 1819) |
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| adolf anton heinlein SK (b. 1832) |
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robert anson heinlein American author and aeronautical engineer (1907–1988), US (b. 1907) |
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federico heinlein Chilean journalist and composer, CL (b. 1912) |
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virginia heinlein American scientist (1916-2003), US (b. 1916) |
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| edward heinlein German-American clergyman, DE (b. 1870) |
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| franz hussarek von heinlein (b. 1873) |
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| heinlein istván HU (b. 1874) |
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| karl heinlein Austrian association football player (1892-1960), AT (b. 1892) |
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| hanns markus heinlein DE (b. 1888) |
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| johann heinlein DE (b. 1889) |
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