Family name Swets (Swets 
) , all over the world, is a rare cognomen. The family name Swets is habitual in Netherlands, where it is quite a rare surname, the United States, where it is a rare surname, and Poland, where it is a very rare surname. Much less frequently, Swets is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Swets | Netherlands, Canada, India, Poland, United States |
| john a. swets American psychologist, US (b. 1928) |
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| paul kenneth swets Ph.D. University of Texas at Austin 1995 |
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| daniel l. swets Ph.D. Michigan State University 1996 |
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| marije swets researcher |
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