Main
Mechtild van Holland was born circa 1166 to Floris III van Holland (1140-1190) and Ada of Huntingdon (1139-1206) and died circa 1223 of unspecified causes. She married Arnold von Altena (c1150-1209) .
Children
| Name | Birth | Death | Joined with |
| Eberhard II. von Altena (1180-1209) | |||
| Friedrich II. von Altena (?-1226) | |||
| Dietrich von Altena (bef1180-1226) | |||
| Engelbert von Altena (bef1200-1250) | |||
| Philipp von Altena (bef1200-1264) | |||
| Bruno von Altena (bef1200-1258) | |||
| Gottfried von Altena (bef1220-aft1247) | |||
| Adolf von Holte (1220-c1260) | |||
| Wilhelm von Altena (1223-1242) | |||
| Tochter von Altena | |||
| Agnes von Altena (c1184-c1231) | 1184 | 1231 | Christian II. von Oldenburg (c1180-1233) |
Residences
Footnotes (including sources)
| Ω Birth |
|
| ¶ Death |
|