The 27th Annual Tony Awards ceremony was held on March 25, 1973, at the Imperial Theatre in New York City, and broadcast by ABC television. Hosts were Rex Harrison, Celeste Holm and co-hosts were Sandy Duncan and Jerry Orbach.

Shows that opened on Broadway during the 1972–1973 season before March 14, 1973 are eligible.

The ceremony opened with a song-and-dance medley performed by Gwen Verdon, Paula Kelly, Helen Gallagher and Donna McKechnie.

The theme was the global reach of Broadway. The "Wide World of Broadway" featured narrations by Rex Harrison, Walter Slezak, Rossano Brazzi, Yul Brynner and Peter Ustinov, who brought the viewers to: Vienna: West Side Story; Tokyo: The King and I; Milan: Ciao, Rudy; Paris: Hello, Dolly!; London: Show Boat; Zagreb, Yugoslavia: Man of La Mancha; and Wichita Falls, Texas: My Fair Lady.

Musicals represented:

A new series of awards was started this year, termed "Theater Awards '73", renewable annually.

This was the fourth time that Julie Harris won a Tony Award (and her sixth nomination); she won a total of five with a sixth for Lifetime Achievement.

Winners are in bold