Family name Theys (Theys 
) , all over the world, is quite a common cognomen. The surname Theys is habitual in Belgium, where it is quite a common surname, Reunion, and Mauritius, where it is quite a rare surname. Not in comparison with a country's population, this name is the most popular in Belgium, South Africa, and France. Very seldom, Theys is the forename as well as the last name.
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| Theys | Belgium, South Africa, Reunion, France, United States |
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didier theys Belgian racing driver, BE (b. 1956) |
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hans theys BE (b. 1963) |
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| maurice theys French official, FR (b. 1924) |
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| piet theys Belgian radio host (1927-1974), BE (b. 1927) |
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| lucien theys Belgian long-distance and steeplechase runner (1927-1996), BE (b. 1927) |
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| jan theys Belgian singer and cabaret artist (1934-1996), BE (b. 1934) |
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| yvan theys Belgian painter and sculptor (1936-2005), BE (b. 1936) |
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| theys eluay Indonesian murder victim, ID (b. 1937) |
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| daniël theys artist, glassmaker, BE (b. 1953) |
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| karel theys Belgian singer, BE (b. 1959) |
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| koen theys Belgian visual artist, BE (b. 1963) |
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| frank theys artist, BE (b. 1963) |
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| hans theys (b. 1963) |
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| kristof theys researcher ORCID: 0000-0003-0242-7000 |
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| daan theys artist |
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