Identifiers
| WikiData URI | http://www.wikidata.org/entity/Q18603484 |
| Biografisch Portaal | http://www.biografischportaal.nl/persoon/48551067 |
| RKDartists | https://rkd.nl/explore/artists/44764 |
| Amsterdam Museum | http://hdl.handle.net/11259/people.29508 |
| VIAF | http://viaf.org/viaf/261798122 |
| Adamlink URI | https://adamlink.nl/person/klerk-willem-de/4430 |
