There are 9 mathematicians whose last name begin with ITS.
| Its, Alexander | St. Petersburg State University | 1977 |
| Itsarachaiyot, Yuttana | Case Western Reserve University | 2024 |
| Itshoki, Yakov | St. Petersburg State Polytechnic University | 1938 |
| Itskhoki, Oleg | Harvard University | 2009 |
| Itskov, Vladimir | University of Minnesota - Twin Cities | 2002 |
| Itskovich, I. | St. Petersburg State University | |
| Itsweire, Eric | University of California, San Diego | 1983 |
| Itsykson, Dmitry | Steklov Institute of Mathematics, St. Petersburg | 2009 |
| Itsykson, Dmitry | St. Petersburg State University | 2009 |