Biography
Rudolf I von Habsburg, Graf von Habsburg, Herzog von Kärnten und Krain, Herzog von Österreich und der Steiermark, King of the Romans, Graf von Kyburg, Graf von Löwenstein, Landgraf im Thurgau, was born 1 May 1218 in Sasbach am Kaiserstuhl, Baden-Württemberg, Germany to Albrecht IV von Habsburg (1188-1239) and Heilwig von Kyburg (c1192-1260) and died 15 June 1291 Speyer, Rhineland-Palatinate, Germany of unspecified causes. He married Gertrud Anna von Hohenberg (c1225-1281) 1253 JL .
Children
| Name | Birth | Death | Joined with |
| Mathilde von Habsburg (c1252-1304) | 1252 Rheinfelden | 23 December 1304 Munich | Ludwig II. von Bayern (1229-1294) |
| Albrecht I von Habsburg (1255-1308) | July 1255 Rheinfelden, Aargau, Switzerland | 1 May 1308 Königsfelden, Aargau, Switzerland | Elisabeth von Kärnten (1262-1313) |
| Katharina von Habsburg (c1256-1282) | 1256 Rheinfelden | 4 April 1282 | Otto III. von Bayern (1261-1312) |
| Agnes von Habsburg (1257-1322) | 1257 Rheinfelden, Baden-Württemberg, Germany | 11 October 1322 Wittenberg, Saxony-Anhalt, Germany | Albrecht II. von Sachsen-Wittenberg (1250-1298) |
| Hedwig von Habsburg (c1259-c1285) | |||
| Clementia von Habsburg (c1262-1293) | 1262 | February 1293 | Charles Martel of Anjou (1271-1295) |
| Hartmann von Habsburg (1263-1281) | |||
| Rudolf II von Habsburg (1270-1290) | |||
| Guta von Habsburg (1271-1297) | 1271 | 21 May 1297 | Wenceslaus II of Bohemia (1271-1305) |
| Karl von Habsburg (1276-1276) | |||
| Name | Birth | Death | Joined with |
| Albrecht von Löwenstein-Schenkenberg (?-?) | |||
Footnotes (including sources)
| ‡ General |
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