| Iacovleff, Alexandre | 1887-1938 | French | 12,000 |
| Iacurto, Francesco | 1908- | Canadian | 1,200 |
| Iakovleff, Michael | 1880-1942 | Russian | 2,000 |
| Iakunchikova, Maria | 1870-1902 | Russian | 10,000 |
| Ialenti, Antonio | 1937- | Italian | 1,200 |
| Ianelli, Arcangelo | 1922-2009 | Brazilian | 15000 |
| Ibanez De Aldecoa, Julian | 1866-1952 | Spanish | 2,000 |
| Ibels, Henri | 1867-1936 | French | 2,000 |
| Ibrahim, Khalil | 1934- | Malaysian | 5000+ |
| Ibrahim, Suzlee | 1967- | Malaysian | 3000 |
| Ibsen, Immanuel | 1887-1944 | Danish | 2,000 |
| Icart, Louis | 1888-1950 | French | 5000 |
| Ieperen, Johan | 1909-1995 | Dutch | 2000 |
| Ihlee, Rudolf | 1883-1968 | British | 3,000 |
| Ihly, Daniel | 1854-1910 | Swiss | 2,000 |
| Ihran, Manne | 1877-1917 | Swedish | 600 |
| Ijssedijk, Cees van | 1901-1977 | Dutch | 2000 |
| Ik – Joong, Kang | 1960- | Korean | 6000+ |
| Ilg, Pius | 1940- | Swiss | 1000 |
| Illencz, Lipot | 1822-1950 | Czech | 1000 |
| Illes, Arthur | 1870-1952 | German | 2000 |
| Illies, Otto | 1881-1959 | Grman | 1,500 |
| Ilmoni, Einar | 1889-1946 | Finnish | 500 |
| Ilsted, Peter | 1861-1933 | Danish | 25000+ |
| Imai, Toshimitsu | 1928-2002 | Japanese | 35000 |
| Imam, Ali | 1924- | Indian | 6,000 |
| Imandt, Willem | 1882-1967 | Dutch | 800 |
| Imhof, Joseph | 1871-1955 | American | 3,000 |
| Imkamp. Wilhelm | 1906-1990 | German | 1,200 |
| Imkhanitsky, Alexandre | 1909-1979 | Russian | 5000 |
| Immendorf, Jorg | 1945- | German | 8000 |
| Imoano, Shoko | 1971- | Japanese | 12000+ |
| Inan, Ercin | 1943- | Turkish | 35,000 |
| Inchbold, John | 1830-1888 | British | 8000 |
| Indenbaum, Leon | 1890-1980 | Russian | 30,000 |
| Indiana, Robert | 1928- | American | 200000+ |
| Induno, Domenico | 1815-1878 | Italian | 25000 |
| Infante, Franscisco | 1943- | Russian | 25,000 |
| Ingenmey, Franz M | 1830-1878 | German | 7000 |
| Inguiberty, Joseph | 1896-1971 | French | 30000 |
| Innes, James | 1887-1914 | British | 5000 |
| Ioannides, Victor | 1903-1984 | Cypriot Greek | 4,000 |
| Ipcar, Dahlov | 1917- | American | 6000 |
| Ireland, Thomas | 1880-1927 | British | 1,000 |
| Irfan, M | 1972- | Indonesian | 10000 |
| Irminger, Vladimir | 1850-1938 | Danish | 1,500 |
| Irolli, Vincenzo | 1860-1949 | Italian | 25,000 |
| Irvine, Wilson | 1869-1936 | American | 15,000 |
| Irwin, Gwyther | 1931-2008 | French | 5000 |
| Isakson, Karl | 1878-1922 | Swedish | 20000+ |
| Iseli, Rolf | 1934- | Swiss | 12,000 |
| Isherwood, Lawrence | 1917-1988 | British | 1000 |
| Ishida, Tetsuya | 1973-2005 | Japanese | 50000 |
| Iskandar, Popo | 1927-2000 | Indonesian | 10000 |
| Iskowitz, Gershon | 1921-1988 | Canadian | 30000 |
| Isler, Asim | 1941-2007 | Turkish | 10,000 |
| Ismail, Naim | 1930-1979 | Syrian | 4000 |
| Ismail, Tajuddin | 1949- | Malaysian | 4000 |
| Israel, Daniel | 1859-1901 | Austrian | 30000 |
| Israels, Isaac | 1865-1934 | Dutch | 20000 |
| Issupoff, Alessio | 1889-1957 | Russian | 50,000 |
| Istvanffy, Gabrielle R | 1877-1964 | Hungarian | 4,000 |
| Iten, Hans | 1874-1930 | Swiss | 10,000 |
| Iten, Johannes | 1888-1967 | Swiss | 12,000 |
| Iten, Meinrad | 1888-1967 | Swiss | 600 |
| Ittenbach, Franz | 1813-1879 | German | 6,000 |
| Ittman, Hans | 1914- | Danish | 500 |
| Iturria, Ignacio de | 1949- | Uruguayan | 100000+ |
| Iudice, Giovanni | 1970- | Italian | 1200+ |
| Ivackovic, Djorka | 1930-2012 | Serbian | 500 |
| Ivanoff, Serge | 1893-1983 | Russian | 4000 |
| Ivanyi, Bela | 1867-1940 | Hungarian | 500 |
| Ivarson, Ivan | 1900-1939 | Swedish | 7000 |
| Ives, Hazel | 1915-1980 | American | 1,200 |
| Iwill, Joseph | 1850-1923 | French | 3,000 |
| Izhakevich, Ivan | 1864-1962 | Russian | 3000 |
| Izquierdo, Maria | 1906-1950 | Mexican | 15000+ |
| Izzard, Daniel | 1923-2007 | Canadian | 1000 |