The year before, 59 had.
1971
51 shows opened on Broadway and in the West End in 1971.
No, No, Nanette opened January 19, 1971 at 46th Street Theatre and ran 861 performances.
63rd St. Music Hall closed.
Opened in 1971
UndatedJanuaryFebruaryMarchAprilMayJuneSeptemberOctoberNovemberDecember
Undated: 5 openings
| Unknown | No Sex Please, We're British Novello Theatre, London | |
| Unknown | Old Times Aldwych Theatre, London | |
| Unknown | The Balcony Aldwych Theatre, London | |
| Unknown | The Dirtiest Show in Town Duchess Theatre, London | |
| Unknown | Two Gentlemen of Verona , London |
January: 7 openings
| January 7, 1971 | The Playboy of the Western World Vivian Beaumont Theater, Broadway | 52 perf. |
| January 12, 1971 | Soon Ritz Theatre, Broadway | 3 perf. |
| January 13, 1971 | A Doll's House Playhouse Theatre, Broadway | 111 perf. |
| January 15, 1971 | Ari Mark Hellinger Theatre, Broadway | 19 perf. |
| January 19, 1971 | No, No, Nanette 46th Street Theatre, Broadway | 861 perf. |
| January 20, 1971 | A Midsummer Night's Dream Billy Rose Theatre, Broadway | 62 perf. |
| January 30, 1971 | Four on a Garden Broadhurst Theatre, Broadway | 57 perf. |
February: 3 openings
| February 16, 1971 | The School for Wives Lyceum Theatre, Broadway | 120 perf. |
| February 17, 1971 | Hedda Gabler Playhouse Theatre, Broadway | 56 perf. |
| February 25, 1971 | And Miss Reardon Drinks a Little Morosco Theatre, Broadway | 108 perf. |
March: 6 openings
| March 10, 1971 | Abelard and Heloise Brooks Atkinson Theatre, Broadway | 53 perf. |
| March 11, 1971 | An Enemy of the People Vivian Beaumont Theater, Broadway | 53 perf. |
| March 15, 1971 | The Philanthropist Ethel Barrymore Theatre, Broadway | 64 perf. |
| March 16, 1971 | Father's Day John Golden Theatre, Broadway | 1 perf. |
| March 28, 1971 | All Over Martin Beck Theatre, Broadway | 40 perf. |
| March 29, 1971 | How the Other Half Loves Royale Theatre, Broadway | 104 perf. |
April: 6 openings
| April 4, 1971 | Follies Winter Garden Theatre, Broadway | 522 perf. |
| April 11, 1971 | Johnny Johnson Edison Theatre, Broadway | 1 perf. |
| April 15, 1971 | 70, Girls, 70 Broadhurst, Broadway | 36 perf. |
| April 22, 1971 | Ovid's Metamorphoses Ambassador Theatre, Broadway | 35 perf. |
| April 24, 1971 | Frank Merriwell Longacre Theatre, Broadway | 1 perf. |
| April 28, 1971 | Dance of Death Ritz Theatre, Broadway | 5 perf. |
May: 4 openings
| May 5, 1971 | Earl of Ruston Billy Rose Theatre, Broadway | 5 perf. |
| May 6, 1971 | Scratch St James Theatre, Broadway | 4 perf. |
| May 13, 1971 | Antigone Vivian Beaumont Theater, Broadway | 46 perf. |
| May 26, 1971 | Lenny Brooks Atkinson Theatre, Broadway | 453 perf. |
June: 2 openings
| June 1, 1971 | You're a Good Man, Charlie Brown John Golden Theatre, Broadway | 32 perf. |
| June 2, 1971 | The Trial of the Catonsville Nine Lyceum Theatre, Broadway | 29 perf. |
September: 2 openings
| September 9, 1971 | No Place to Be Somebody Morosco Theatre, Broadway | 39 perf. |
| September 30, 1971 | Solitaire / Double Solitaire John Golden Theatre, Broadway | 36 perf. |
October: 6 openings
| October 12, 1971 | Jesus Christ Superstar Mark Hellinger Theatre, Broadway | 711 perf. |
| October 19, 1971 | The Incomparable Max Royale Theatre, Broadway | 23 perf. |
| October 20, 1971 | Ain't Supposed to Die a Natural Death Ethel Barrymore Theatre, Broadway | 325 perf. |
| October 21, 1971 | To Live Another Summer, To Pass Another Winter Helen Hayes Theatre, Broadway | 173 perf. |
| October 26, 1971 | Unlikely Heroes Plymouth Theatre, Broadway | 23 perf. |
| October 31, 1971 | On the Town Imperial Theatre, Broadway | 73 perf. |
November: 6 openings
| November 2, 1971 | The Grass Harp Martin Beck Theatre, Broadway | 7 perf. |
| November 11, 1971 | The Prisoner of Second Avenue Eugene Oneill Theatre, Broadway | 798 perf. |
| November 12, 1971 | Mary Stuart Vivian Beaumont Theater, Broadway | 44 perf. |
| November 14, 1971 | Twigs Broadhurst Theatre, Broadway | 289 perf. |
| November 16, 1971 | Old Times Billy Rose Theatre, Broadway | 120 perf. |
| November 22, 1971 | Only Fools Are Sad Edison Theatre, Broadway | 144 perf. |
December: 4 openings
| December 1, 1971 | Two Gentlemen of Verona St. James Theatre, Broadway | 614 perf. |
| December 7, 1971 | Wild and Wonderful Lyceum Theatre, Broadway | 1 perf. |
| December 19, 1971 | Inner City Ethel Barrymore Theatre, Broadway | 97 perf. |
| December 20, 1971 | Murderous Angels Playhouse Theatre, Broadway | 24 perf. |
Closed in 1971
| January 3, 1971 | The President's Daughter Billy Rose Theatre, opened 1970 | 72 run |
| January 9, 1971 | Amahl and the Night Visitors/Help, Help, the Globolinks! Anta Playhouse, opened 1970 | 20 run |
| January 9, 1971 | Light, Lively and Yiddish Belasco Theatre, opened 1970 | 87 run |
| January 9, 1971 | Lovely Ladies, Kind Gentlemen Majestic Theatre, opened 1970 | 19 run |
| January 10, 1971 | Foreplay Bijou Theatre, opened 1970 | 38 run |
| January 16, 1971 | A Place Without Doors Stairway Theatre, opened 1970 | 30 run |
| February 13, 1971 | Bob and Ray -- The Two and Only John Golden Theatre, opened 1970 | 158 run |
| February 14, 1971 | Conduct Unbecoming Ethel Barrymore Theatre, opened 1970 | 144 run |
| February 20, 1971 | Home Morosco Theatre, opened 1970 | 110 run |
| March 14, 1971 | Happy Birthday, Wanda June Edison Theatre, opened 1970 | 96 run |
| May 29, 1971 | The Gingerbread Lady Plymouth Theatre, opened 1970 | 193 run |
| June 26, 1971 | Man of La Mancha ANTA Washington Square Theatre, opened 1965 | 2,328 run |
| July 3, 1971 | Paul Sills' Story Theatre Ambassador Theatre, opened 1970 | 243 run |
| September 4, 1971 | Last of the Red Hot Lovers Eugene Oneill Theatre, opened 1969 | 706 run |
| September 11, 1971 | Two By Two Imperial Theatre, opened 1970 | 343 run |
| November 6, 1971 | Purlie Broadway Theatre, opened 1970 | 688 run |
| November 14, 1971 | The Me Nobody Knows Helen Hayes Theatre, opened 1970 | 586 run |