All over the world, Wyllys (Wyllys 
) is a very rare male given name. The first name Wyllys is characteristic of Brazil, where it is a very rare masculine name, and the United States, where it is an extremely rare boy's name. Likewise, Wyllys is the last name as well as the forename.
| wyllys warner (b. 1800) |
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| wyllys terry American-football player (1864-1949) (b. 1864) |
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| e. wyllys andrews iv American archaeologist, US (b. 1916) |
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