Cognomen Zijlker (Zijlker 
) , throughout the world, is a very rare family name. The family name Zijlker is characteristic of Western Europe, particularly Netherlands, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Zijlker | Netherlands |
|
jan freerks zijlker politician (b. 1805) |
|
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derk de ruiter zijlker Dutch lawyer, jurist and politician, NL (b. 1835) |
|
| aeilko zijlker NL (b. 1840) |
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