.

Debuts

January 13 – Tatanka
May 19 – El Gigante
October 2 – Chris Jericho

Retirements

Otto Wanz (1968–1990)
Frenchy Martin (1971–1990)
Ann Casey (1962–1990)
Nick Kiniski (1985–1990)
Ole Anderson (1967–1990)
Ray Candy (1973–1990)
Raymond Rougeau (1971–1990)
Ron Hutchison (1983–1990)
Scott Casey (1970–1990)
Seiji Sakaguchi (August 5, 1967 – March 15, 1990)
Soldat Ustinov (1985-October 25, 1990)
Uncle Elmer (1960–1990)
Lou Thesz (1932–December 26, 1990)
Les Thornton (1957–1990)

Deaths

January 7 – Bronko Nagurski, American football player and wrestler (born 1908)
February 4 – Whipper Billy Watson, Canadian wrestler (born 1915)
February - Frank Sexton (born 1914)
March 2 – Ivan Gomes (born 1939)
April 18 – Gory Guerrero, American wrestler (born 1921)[14]
August 15 – Pat O'Connor, New Zealand wrestler (born 1924)
August 31 – Bert Assirati, British wrestler (born 1908)
November 21 – Dean Hart, Canadian music promoter and wrestling referee (born 1954)
December 9 – Mike Mazurki, American actor and wrestler (born 1907)
December 31 – Ed Gantner, American wrestler (born 1959)