| 1968-69: 36th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 14-15, 1969) |
| 1966-67: 30th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 10-11, 1967) |
| 1965-66: 29th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 11-12, 1966) |
| 1964-65: 28th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 12-13, 1965) |
| 1963-64: 27th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 13-14, 1964) |
| 1962-63: 26th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 8-9, 1963) |
| 1961-62: 25th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 9-10, 1962) |
| 1960-61: 24th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 10-11, 1961) |
| 1959-1960: 23rd Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 11-12, 1960) |
| 1958-59: 22nd Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 13-14, 1959) |
| 1957-58: 21st Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 14-15, 1958) |
| 1956-57: 20th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 8-9, 1957) |
| 1955-56: 19th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 9-10, 1956) |
| 1954-55: 18th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 11-12, 1955) |
| 1953-54: 17th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 12-13, 1954) |
| 1952-53: 16th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 13-14, 1953) |
| 1951-52: 15th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 14-15, 1952) |
| 1950-51: 14th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 9-10, 1951) |
| 1949-1950: 13th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 10-11, 1950) |
| 1948-49: 12th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 11-12, 1949) |
| 1947-48: 11th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 12-13, 1948) |
| 1946-47: 10th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 14-15, 1947) |
| 1941-42: 9th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 6-7, 1942) |
| 1940-41: 8th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 14-15, 1941) |
| 1939-1940: 7th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 15-16, 1940) |
| 1938-39: 6th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 10-11, 1939) |
| 1937-38: 5th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 18-19, 1938) |
| 1936-37: 4th Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 12-13, 1937) |
| 1935-36: 3rd Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 13-14, 1936) |
| 1934-35: 2nd Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 15-16, 1935) |
| 1933-34: 1st Annual Interstate Intercollegiate Individual Invitational Wrestling Tournament (Mar 16-17, 1934) |
