Family/Spouse: Unknown. [Group Sheet] [Family Chart]
Hartmann married Margaret de Savoie on 1 Jun 1218. Margaret (daughter of Thomas of Savoy de Maurienne, Count of Savoy and Marguerite of Geneva) was born in 1212; died on 4 Sep 1273. [Group Sheet] [Family Chart]
Hartman married Elizabeth in 1254. Elizabeth (daughter of Hugh III of Chalon, Count of Burgundy and Adelaide (Alice, Alix), Countess of Burgundy) died on 9 Jul 1275. [Group Sheet] [Family Chart]
Family/Spouse: Eberhard of Habsburg-Laufeuburg. Eberhard and died. [Group Sheet] [Family Chart]