Frederick of Montbéliard
Frederick of Montbéliard or Frederick of Mömpelgard was from a noble family in Lotharingia. Through marriage, he became margrave of Turin. Wikipedia
Died: June 29, 1091, Turin, Italy
Grandparents: Matilda of Swabia and Frederick II, Duke of Upper Lorraine
Great-grandparents: Gerberga of Burgundy, Herman II, Duke of Swabia, and Theodoric I, Duke of Upper Lorraine
Partner: Agnes of Savoy
Parents: Sophie, Countess of Bar