I

• Ike no Taiga (1723–1776)
• Leiko Ikemura (born 1951), Japanese-Swiss painter and sculptor
• Jörg Immendorff (1945–2007), German painter, sculptor, and stage designer
• David Imms (born 1945)
• Domenico Induno (1815–1878)
• Rudolph F. Ingerle (1879-1950), American landscape painter
• John Stuart Ingle (1933–2010 ), American contemporary realist artist, especially of watercolor still lifes
• Jean Auguste Dominique Ingres (1780–1867), French Neoclassical painter
• George Inness (1829–1894), American landscape painter
• James Dickson Innes (1887–1914)
• INO
• Inoue Naohisa (born 1948)
• Dahlov Ipcar (1917–2017)
• Wilson Irvine (1869–1936)
• Eugène Isabey (1803–1886), French painter, draftsman, and printmaker
• Rolf Iseli (born 1934)
• Adriaen Isenbrant (1490?–1551), Flemish Northern Renaissance painter
• Ishikawa Kinichiro (1871–1945)
• Jozef Israëls (1824–1911), Dutch oil and watercolor painter and etcher
• Itagaki Yoshio (born 1967)
• Itō Jakuchū (1716–1800)
• Itō Ogura Yonesuke (1870–1940)
• Itō Seiu (1882–1961)
• Itō Shinsui (1898–1972)
• Johannes Itten (1888–1967)
• Alexander Ivanov (1806–1858), Russian Neoclassicism painter
• Oton Iveković (1869–1939), Croatian painter of historical and religious themes
• Iwasa Matabei (1578–1650)