List of rulers of Montferrat

The Marquises and Dukes of Montferrat

• William I
  (d. 933 or before)
• Aleramo
  (933–967)
  • William II
    , son and co-ruler
• Otto I
  (967–991), son
• William III
  (991 – bef. 1042), son
• Otto II
  (bef. 1042 – c. 1084), son
  • Henry
    (d. 1045), brother and co-ruler
• William IV
  (c. 1084 – c. 1100), son
• Rainier (c. 1100 – c. 1136), son
• William V
  (c. 1136–1191), son
• Conrad (1191–1192), son
• Boniface I
  (1192–1207), brother
• William VI
  (1207–1225), son
• Boniface II
  (1225–1253/55), son
• William VII
  (1253/55–1292), son
• John I
  (1292–1305), son

Paleologo dynasty

• Theodore I
  (1306–1338), nephew of John
• John II
  (1338–1372), son
• Secondotto,^[2] also known as Otto III (1372–1378), son
• John III^[2]
  (1378–1381), brother
• Theodore II^[2]
  (1381–1418), brother
• John Jacob
  (1418–1445), son
• John IV
  (1445–1464), son
• William VIII
  (1464–1483), brother
• Boniface III
  (1483–1494), brother
• Federico II, Duke of Mantua
  .)
• Boniface IV (1518–1530), son, under the regency of his mother Anne of Alençon
• John George
  (1530–1533), uncle
  • Spanish occupation until 1536.

• Margaret of Montferrat (1533–1536), daughter of William IX and Anne of Alençon, and Marchioness of Montferrat in her own right
  .

In 1536

• Margaret of Montferrat, daughter of William IX and Anne of Alençon, and Marchioness of Montferrat in her own right
  .
• Francis I
  (1540–1550), Duke of Mantua, Marquis of Montferrat. Son of Margaret of Montferrat and Frederick Gonzaga.
• Guglielmo I Gonzaga
  (1550–1574), Duke of Mantua, Marquis until 1574, then duke. Son of Margaret of Montferrat and Frederick Gonzaga

• William X
  (1574–1587), Duke of Mantua, Duke of Montferrat from 1574, previously marquis
• Vincent I
  (1587–1612), Duke of Mantua and Montferrat. Son of William X
• Francis II
  (1612), Duke of Mantua and Montferrat. Son of Vincent I
• Ferdinand (1612–26), Duke of Mantua and Montferrat. Son of Vincent I.
• Vincent II
  (1626–27), Duke of Mantua and Montferrat. Son of Vincent I.
• War of the Mantuan Succession (1627–1631) – a portion was lost to Duchy of Savoy
• Maria, Duchess of Montferrat 1612–61, also Duchess of Mantua 1627–1631. Daughter of Francis II.
• Charles I
  , called "of Nevers", Duke of Montferrat (1627–1637), also Duke of Mantua and Nevers. Father-in-law of Maria, co-ruler with Maria and his son, Charles.
• Charles II
  (1637–1665). Also Duke of Nevers until 1659. Son of Maria, grandson of both Charles I and Francis II.
• Ferdinand Charles
  (1665–1708), Duke of Montferrat and Mantua. Son of Charles II.

Savoy dynasty

The House of Savoy gained part of the duchy after the War of the Mantuan Succession and the remainder in 1708. The head of the family used the title of Duke of Montferrat from 1631 until 1861. In addition, the title was granted to some younger sons of the House:

• Victor Amadeus III of Sardinia
• Prince Maurizio, Duke of Montferrat (1762–1799) third son of Victor Amadeus III
• Victor Emmanuel II of Italy
  .

Notes