Harvard University sponsors 42 varsity teams, the most of any Division I athletic department in the country.
| Academic Year | Team |
| 1852-1853 | Men's Heavyweight Crew |
| 1865-1866 | Baseball |
| 1873-1874 | Football |
| 1876-1877 | Men's Outdoor Track |
| 1881-1882 | Men's Lacrosse |
| 1893-1894 | Men's Fencing |
| 1897-1898 | Men's Ice Hockey |
| 1900-1901 | Men's Basketball |
| 1902-1903 | Men's Cross Country |
| 1905-1906 | Men's Soccer |
| 1913-1914 | Wrestling |
| 1921-1922 | Men's Lightweight Crew |
| 1922-1923 | Men's Indoor Track |
| 1923-1924 | Men's Golf |
| 1924-1925 | Men's Squash |
| 1925-1926 | Men's Tennis |
| 1928-1929 | Men's Sailing |
| 1930-1931 | Men's Swimming and Diving |
| 1933-1934 | Men's Skiiing |
| 1970-1971 | Women's Heavyweight Crew |
| 1973-1974 | Women's Tennis |
| 1974-1975 | Women's Basketball |
| 1974-1975 | Field Hockey |
| 1974-1975 | Women's Lightweight Crew |
| 1974-1975 | Women's Outdoor Track and Field |
| 1974-1975 | Women's Swimming and Diving |
| 1974-1975 | Women's Squash |
| 1975-1976 | Women's Fencing |
| 1975-1976 | Women's Lacrosse |
| 1976-1977 | Women's Cross Country |
| 1976-1977 | Women's Sailing |
| 1976-1977 | Women's Skiing |
| 1977-1978 | Women's Indoor Track and Field |
| 1977-1978 | Women's Soccer |
| 1978-1979 | Women's Ice Hockey |
| 1980-1981 | Softball |
| 1980-1981 | Men's Volleyball |
| 1980-1981 | Men's Water Polo |
| 1981-1982 | Women's Volleyball |
| 1983-1984 | Women's Water Polo |
| 1993-1994 | Women's Golf |
| 2013-2014 | Women's Rugby |