Family name Sikkink (Sikkink 
) , across the world, is a rare last name. The last name Sikkink is habitual in Netherlands, where it is quite a rare surname, the United States, where it is a rare surname, and Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sikkink | Netherlands, United Kingdom, United States, Thailand, France |
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kathryn sikkink American academic, US (b. 1955) |
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| david sikkink American sociologist of religion |
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| hannah sikkink actor |
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| kristin l sikkink researcher |
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| stephen sikkink researcher |
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| henk sikkink |
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