Family name Sijmons (Sijmons 
) , all over the world, is a rare last name. The cognomen Sijmons is habitual in Netherlands, where it is quite a rare surname, Belgium, and Australia, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Western Europe, particularly Netherlands, Belgium, and Germany.
| VARIANT | COUNTRY |
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| Sijmons | Netherlands, Belgium, Australia, United States, Germany |
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barend sijmons Dutch university teacher (1853-1935), NL (b. 1853) |
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karel sijmons Dutch architect, NL (b. 1908) |
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| herman sijmons Dutch architect, NL (b. 1881) |
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| dirk sijmons (b. 1949) |
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| jaap gerhard sijmons (b. 1959) |
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| rolf h sijmons researcher |
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| steven sijmons researcher |
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| julie m l sijmons researcher |
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| erik sijmons Artist |
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| femke sijmons Dutch association football player, NL (b. 1983) |
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| silke sijmons |
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