Family name Phildius (Phildius 
) , all around the world, is a very rare last name. The surname Phildius is habitual in Israel, where it is a rare surname, Germany, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Phildius is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phildius | India, Israel, United States, United Kingdom, Germany |
| johann valentin phildius DE (b. 1654) |
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| caspar valentin phildius DE (b. 1778) |
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| georg phildius DE (b. 1819) |
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| christian phildius (1853-1937), DE (b. 1853) |
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| bernhard phildius chess player (b. 1966) |
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