| Boniface IV, Marquis of Montferrat | |
| Succession: | Marquis of Montferrat |
| Reign: | 1518–1530 |
| Predecessor: | William IX Palaiologos |
| Successor: | John George Palaiologos |
| Noble Family: | Palaeologus-Montferrat |
| Father: | William IX, Marquis of Montferrat |
| Mother: | Anne d'Alençon |
| Birth Date: | 21 December 1512 |
Boniface IV Paleologo, Marquis of Montferrat (21 December 1512 – 6 June 1530) was an Italian nobleman. He succeeded his father William IX, Marquis of Montferrat in 1518. His mother was Anna d'Alençon (1492–1562).
Boniface never married and died childless in 1530, after falling from his horse. He was succeeded by his uncle, John George, Bishop of Casale.