, Robert I “The Frisian”
| Birth Name | Robert I “The Frisian” | 
| Gender | male | 
| Age at Death | unknown | 
| Birth date | 1071 | 
| Death date | 1092/93 | 
Parents
| Relation to main person | Name | Birth date | Death date | Relation within this family (if not by birth) | 
|---|---|---|---|---|
| Father | Flanders, Baldwin de V | 19 August 1001 | 1 September 1067 | |
| Mother | Capet, Aelisadele Adela Alix | 5 March 1003 | 8 January 1079 | |
| Brother | , Baldwin VI | 1029 | 1070 | |
| Sister | Flanders, Mathilda de | 1030 | 3 November 1083 | |
| , Robert I “The Frisian” | 1071 | 1092/93 | ||
| Father | Flanders, Baldwin de V | 19 August 1001 | 1 September 1067 | |
| Stepmother | Normandy, Eleanor of | |||
Pedigree
- 
						Flanders, Baldwin de V
						- 
								Capet, Aelisadele Adela Alix
								- , Baldwin VI
- Flanders, Mathilda de
- , Robert I "The Frisian"
 
 
- 
								Capet, Aelisadele Adela Alix
								
 
										 
										 
										 
										 
										