| ARTIST | BORN-DIED | PERIOD | SCHOOL |
I | IBBETSON, Julius Caesar | (1759-1817) | Rococo | English painter |
| IBI, Sinibaldo | (c. 1475-c. 1550) | High Renaissance | Italian painter (Perugia) |
| IJKENS, Frans (see YKENS, Frans) | (1601-c. 1692) | Baroque | Flemish painter |
| IL PELA (see LAMBERTI, Niccolò di Piero) | (1370-1451) | Early Renaissance | Italian sculptor (Florence) |
| IMPERIALI, Francesco (see FERNANDI, Francesco) | (1679-1740) | Baroque | Italian painter (Rome) |
| INDUNO, Gerolamo | (1825-1890) | Realism | Italian painter (Milan) |
| INGLÉS, Jorge | (active 1450s) | Early Renaissance | Spanish painter (Castile) |
| INGRES, Jean-Auguste-Dominique | (1780-1867) | Neoclassicism | French painter |
| INNESS, George | (1825-1894) | Realism | American painter |
| INWOOD, William | (1766-1843) | Neoclassicism | English architect (London) |
| IRIARTE, Ignacio de | (1621-1670) | Baroque | Spanish painter (Seville) |
| ISABEY, Eugène | (1803-1886) | Romanticism | French painter |
| ISABEY, Jean-Baptist | (1767-1855) | Romanticism | French miniaturist |
| ISAIA DA PISA | (active 1447–1464) | Early Renaissance | Italian sculptor (Rome) |
| ISENBRANT, Adriaen | (c. 1490-1551) | Northern Renaissance | Flemish painter (Bruges) |
| ISRAËLS, Jozef | (1824-1911) | Impressionism | Dutch painter (The Hague) |
| ISRAELS, Isaac Lazarus | (1865-1934) | Impressionism | Dutch painter (Amsterdam) |
| ITTENBACH, Franz | (1813-1879) | Realism | german painter |
| IVÁNYI GRÜNWALD, Béla | (1867-1940) | Impressionism | Hungarian painter |
| IVERNY, Jacques | (active c. 1411-1435) | Northern Renaissance | French painter |
| IVES, Chauncey Bradley | (1810-1894) | Realism | American sculptor (Rome) |
| IXNARD, Pierre-Michel d' | (1723-1795) | Neoclassicism | French architect (Southern Germany) |