Ype Johannes van der Schaaff
| Patroniem: | Johannes | |
| Sex: | Male | |
| Father: | Johannes Ipes/Ypes? | |
| Mother: | Akke Folkerts | |
| Birth: | 24 Apr 1763 | Dokkum, FR, NL |
| Death: | 22 Jan 1840 | Dokkum, FR, NL |
| Patroniem: | Johannes | |
| Sex: | Male | |
| Father: | Johannes Ipes/Ypes? | |
| Mother: | Akke Folkerts | |
| Birth: | 24 Apr 1763 | Dokkum, FR, NL |
| Death: | 22 Jan 1840 | Dokkum, FR, NL |