Who married Yolande Palaeologina of Montferrat?

Yolande Palaiologina or Violant (Moncalvo, June 1318 – Chambery, 24 December 1342) was the Countess consort of Savoy by marriage to Aimone, Count of Savoy. She was the daughter of Theodore I, Marquess of Montferrat, and Argentina Spinola (1303-1356), a Genoese lady, daughter of Opicino Spinola. She received the name Yolande from her paternal grandmother Irene of Montferrat.

Aymon, Count of Savoy (1291–1343), also known as Aymon the Peaceful (Italian: Aimone il Pacifico, Arpitan: Èmon lo Pacefico), was a nobleman who ruled the County of Savoy from 1329 until his death in 1343. He was a member of the House of Savoy, a prominent European noble family.