Main
Adelheid van Gelre was born circa 1080 to Gerard I of Guelders (aft1055-c1129) and died 1156 of unspecified causes. She married Ekbert I. von Tecklenburg (c1090-1150) .
Children
| Name | Birth | Death | Joined with |
| Gerhard von Tecklenburg | |||
| Heinrich I. von Tecklenburg (c1115-1156) | 1115 | 22 November 1156 | Eilika von Oldenburg (c1126-1189) |
Footnotes (including sources)
| ‡ General |