| | Wilhelmus Theodorus de Kock 1775–1850 | | |
| | Gasparus (Gaspar, Jasper, Casper) de Kock (de Cock) 1715–1784 Christina van Vaarle (van Varele) 1735–1793 Christina Beekers 1715–1768 | | |
| | Margaretha van Sittart 1688– | | |
| | Elisabeth Tercken 1652–1715 Chasparis (Jaspar) de Cock – | | |
| | |