Ulric II (died 13 May 1112) was the Margrave of Istria from 1098 until circa 1107 and Carniola from 1098 until his death. He was the second son of Ulric I

Ulric I of Carniola

Ulric I was the Margrave of Carniola and Carinthia from 1045 and Margrave of Istria from 1060. He was the son and successor of Poppo I and Hadamut....

 and Sophia, daughter of Bela I of Hungary. He was thus of royal blood.

Ulric was created Count of Weimar when still a child in 1067. He inherited both of his father's marches on the death of his brother Poppo II

Poppo II of Carniola

Poppo II was the Margrave of Carniola from 1070 and Margrave of Istria from 1096 to his death. He was the son and successor of Ulric I. His mother was Sophia, a daughter of Bela I of Hungary. He was thus of royal blood....

 in 1098, but was divested of Istria sometime between 1101 and 1107, when it went to Engelbert II of Sponheim, whose father had preceded Ulric's brother in the march. Ulric was described as de Saxonie principus. He married Adelaide (died 1146), daughter of Louis II, Count of Thuringia, but left no children. His sister Adelaide passed on the Carniolan inheritance to her grandson Conrad I, Duke of Merania

Conrad I, Duke of Merania

Conrad I was the Duke of Merania, , now in present day Italy, from 1153 until his death. Thitherto he had been the advocate of St Andreas at Freising since 1150 and Count of Dachau from 1152....

.