| Honorific Prefix: | General |
| Peter Graaff | |
| Office: | Chiefs of the Defence Staff |
| Term Start: | 10 December 1988 |
| Term End: | 10 May 1992 |
| Predecessor: | General Govert Huijser |
| Successor: | General Arie van der Vlis |
| Office1: | Commander of the Royal Netherlands Army |
| Term Start1: | 31 oktober 1985 |
| Term End1: | 10 December 1988 |
| Predecessor1: | Lieutenant general Han Roos |
| Successor1: | Lieutenant general Rien Wilmink |
| Birth Name: | Peter Jan Graaff |
| Birth Date: | 21 January 1936 |
| Birth Place: | Bandung, Indonesia |
| Death Place: | Emmen, Netherlands |
| Allegiance: |  Netherlands |
| Serviceyears: | 1955-1992 |
| Rank: | General |
General Peter Graaff (21 January 1936 – 24 March 2014) was a Dutch military officer who served as Chief of the Defence Staff between 1988 and 1992.[1]