Editing 1973 in music (section)

==Musical theater==
* ''[[Gigi (musical)|Gigi]]'' ([[Alan Jay Lerner]] and [[Frederick Loewe]]) – Broadway production (adaptation of the film version)
* ''[[Grease (musical)|Grease]]'' – London production
* ''[[Gypsy: A Musical Fable|Gypsy]]'' ([[Jule Styne]] and [[Stephen Sondheim]]) – London production opened at the [[Piccadilly Theatre]] on May 29 starring [[Angela Lansbury]], [[Barrie Ingham]] and Zan Charisse
* ''[[Irene (musical)|Irene]]'' – Broadway revival
* ''[[The King and I]]'' ([[Richard Rodgers|Rodgers]] & [[Oscar Hammerstein II|Hammerstein]]) – London revival
* ''[[La Révolution Française]]'' ([[Claude-Michel Schönberg]], [[Raymond Jeannot]], [[Alain Boublil]] and [[Jean-Max Rivière]]) – Original production opened at the [[Palais des Sports de Paris]].<ref>{{cite book|author=Nathan Hurwitz|title=Songwriters of the American Musical Theatre: A Style Guide for Singers|publisher=Taylor & Francis|year=2016|ISBN=9781317428336|page=263}}</ref>
* ''[[A Little Night Music]]'' ([[Stephen Sondheim]]) – Broadway production opened at the [[Shubert Theatre (New York City)|Shubert Theatre]] and ran for 601 performances
* ''[[No, No, Nanette]]'' ([[Irving Caesar]], [[Otto Harbach]], [[Vincent Youmans]]) – London revival
* ''[[The Pajama Game]]'' ([[Richard Adler]] and [[Jerry Ross (composer)|Jerry Ross]]) – [[Broadway theater|Broadway]] revival
* ''[[Pippin (musical)|Pippin]]'' – London production
* ''[[Raisin (musical)|Raisin]]'' – Broadway production opened at the [[46th Street Theatre]] and ran for 847 performances
* ''[[The Rocky Horror Show]]'' ([[Richard O'Brien]]) – London production
* ''[[Seesaw (musical)|Seesaw]]'' – Broadway production opened at the [[Uris Theatre]] on March 18 and ran for 296 performances
* ''[[Treasure Island]]''  London production opened at the [[Mermaid Theatre]] on December 17.  Starred [[Bernard Miles]], [[Jonathan Scott Taylor]] and [[Spike Milligan]].
* ''[[Two Gentlemen of Verona (musical)|Two Gentleman of Verona]]'' – London production