Family name Collas (Collas 
, كولاس) , globally, is quite a common cognomen. The surname Collas is characteristic of Guernsey, where it is quite a common surname, France, where it is quite a rare surname, and Peru. Not in comparison with a country's population, it is the most numerous in France, Peru, and Germany. Very seldom, Collas is the forename as well as the last name.
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| Collas | Germany, Belgium, United States, France, Peru |
| collas seale Peerage person ID=573531 (b. 1513) |
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| johann jakob von collas (1721-1792), DE (b. 1721) |
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| jean-paul-louis collas French astronomer, FR (b. 1735) |
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achille collas French inventor (1795–1859), FR (b. 1794) |
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| jean-jacques antoine collas French politician, FR (b. 1758) |
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| victor collas de la baronnais French military personnel, FR (b. 1764) |
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| louis antoine collas French painter, 1775-after 1833, FR (b. 1775) |
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| françois nicolas auguste collas French explorer, FR (b. 1776) |
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| jean-hyacinthe-adolphe collas de la motte French politician and officer (1805-1896), FR (b. 1805) |
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| louis augustin collas French artist (b. 1806) |
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| ernest collas FR (b. 1809) |
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| bernard-camille collas French politician, FR (b. 1819) |
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jean collas French rugby union player, FR (b. 1874) |
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| peter collas GG (b. 1819) |
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| oskar von collas German officer, DE (b. 1832) |
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