| Order: | 137th Doge of the Republic of Genoa |
| Term Start1: | August 1, 1703 |
| Term End1: | August 1, 1705 |
| Predecessor1: | Federico De Franchi Toso |
| Successor1: | Stefano Onorato Ferretti |
| Birth Date: | 1640 |
| Birth Place: | Genoa, Republic of Genoa |
| Death Date: | 1717 |
| Death Place: | Genoa, Republic of Genoa |
Antonio Grimaldi (Genoa, 1640 - Genoa, 1717) was the 137th Doge of the Republic of Genoa and king of Corsica.
Elected by the Grand Council of 1 August 1703, the ninety-second Doge of the Republic of Genoa in two-year succession and the one hundred and thirty-seventh in republican history. As doge he was also invested with the related biennial office of king of Corsica. After the dogate ended on 1 August 1705, Antonio Grimaldi would continue to serve the Genoese state. He died in Genoa during 1717 without contracting marriage and therefore without children.