Richza von Hoya was born circa 1240 to Heinrich II. von Hoya (-1290) and Jutta von Ravensberg (c1226-c1282) and died circa 1287 of unspecified causes. She married Johann I. von Oldenburg (c1204-c1270) .
Children
| Name | Birth | Death | Joined with |
| Heilwig von Oldenburg (-) | |||
| Christian III. von Oldenburg (c1250-1285) | 1250 | 1285 | Hedwig von Oldenburg-Wildeshausen (1233-1315) |
| Moritz von Oldenburg (?-1319) | |||
| Otto II. von Oldenburg-Delmenhorst (?-1304) | |||
Footnotes (including sources)
| Ω Birth |
|
| ¶ Death |
|