Ludwig married Erzsebet, Princess Of Hungary in 1221. Erzsebet, (daughter of Andras Ii (Masodik Hungary and Gertrude, Countess Of Andechs, [QUEEN OF HUNGAR) was born in 1207 in Of, Esztergom, Komarom-Esztergo, HUNGARY; died on 19 Nov 1231. [Group Sheet] [Family Chart]