Broadway opened 96 shows in 1940: half of those runs were over within 29.5 performances. My Sister Eileen, by Joseph A. Fields, broke that pattern, running 864 performances, 29.3 times the median.
1940
98 shows opened on Broadway and in the West End in 1940.
My Sister Eileen, by Joseph A. Fields, opened December 26, 1940 at Biltmore Theatre and ran 864 performances.
Opened in 1940
UndatedJanuaryFebruaryMarchAprilMayJuneSeptemberOctoberNovemberDecember
Undated: 2 openings
| Unknown | As You Are Aldwych Theatre, London | |
| Unknown | Nap Hand Aldwych Theatre, London |
January: 10 openings
| January 9, 1940 | The Male Animal Cort Theatre, Broadway | 243 perf. |
| January 10, 1940 | John Henry 44th Street Theatre, Broadway | 7 perf. |
| January 12, 1940 | Gizelle Center Theatre, Broadway | |
| January 13, 1940 | Earl Carroll's Vanities [1940] St James Theatre, Broadway | 25 perf. |
| January 16, 1940 | Juno and the Paycock Mansfield Theatre, Broadway | 105 perf. |
| January 17, 1940 | The Man Who Killed Lincoln Longacre Theatre, Broadway | 5 perf. |
| January 22, 1940 | Two On An Island Broadhurst Theatre, Broadway | 96 perf. |
| January 24, 1940 | Young Couple Wanted Maxine Elliotts Theatre, Broadway | 13 perf. |
| January 30, 1940 | Geneva Henry Millers Theatre, Broadway | 15 perf. |
| January 31, 1940 | My Dear Children Belasco Theatre, Broadway | 117 perf. |
February: 7 openings
| February 5, 1940 | The Taming of the Shrew Alvin Theatre, Broadway | 8 perf. |
| February 8, 1940 | Two For The Show Booth Theatre, Broadway | 124 perf. |
| February 13, 1940 | The Unconquered Biltmore Theatre, Broadway | 6 perf. |
| February 21, 1940 | Reunion in New York Little Theatre, Broadway | 89 perf. |
| February 22, 1940 | Night Music Broadhurst Theatre, Broadway | 20 perf. |
| February 23, 1940 | Another Sun National Theatre, Broadway | 11 perf. |
| February 27, 1940 | Leave Her To Heaven Longacre Theatre, Broadway | 15 perf. |
March: 13 openings
| March 1, 1940 | The Burning Deck Maxine Elliotts Theatre, Broadway | 3 perf. |
| March 4, 1940 | The Weak Link John Golden Theatre, Broadway | 32 perf. |
| March 6, 1940 | The Fifth Column Alvin Theatre, Broadway | 87 perf. |
| March 14, 1940 | A Passenger to Bali Ethel Barrymore Theatre, Broadway | 4 perf. |
| March 18, 1940 | Goodbye in the Night Biltmore Theatre, Broadway | 8 perf. |
| March 19, 1940 | One Act Variety Theatre Provincetown Playhouse, Broadway | 38 perf. |
| March 23, 1940 | A Case of Youth National Theatre, Broadway | 5 perf. |
| March 23, 1940 | Mamba's Daughters Broadway Theatre, Broadway | 17 perf. |
| March 23, 1940 | Separate Rooms Maxine Elliotts Theatre, Broadway | 613 perf. |
| March 25, 1940 | Liliom 44th Street Theatre, Broadway | 56 perf. |
| March 26, 1940 | Ladies in Retirement Henry Millers Theatre, Broadway | 151 perf. |
| March 27, 1940 | Lady in Waiting Martin Beck Theatre, Broadway | 87 perf. |
| March 28, 1940 | The Scene of the Crime Fulton Theatre, Broadway | 12 perf. |
April: 8 openings
| April 1, 1940 | King Richard II St James Theatre, Broadway | 32 perf. |
| April 2, 1940 | An International Incident Ethel Barrymore Theatre, Broadway | 15 perf. |
| April 4, 1940 | Higher and Higher Shubert Theatre, Broadway | 84 perf. |
| April 9, 1940 | Suspect Playhouse Theatre, Broadway | 31 perf. |
| April 12, 1940 | Medicine Show New Yorker Theatre, Broadway | 35 perf. |
| April 16, 1940 | Morning Star Longacre Theatre, Broadway | 63 perf. |
| April 18, 1940 | Heavenly Express National Theatre, Broadway | 20 perf. |
| April 29, 1940 | There Shall Be No Night Alvin Theatre, Broadway | 115 perf. |
May: 10 openings
| May 2, 1940 | Love's Old Sweet Song Plymouth Theatre, Broadway | 44 perf. |
| May 3, 1940 | Grey Farm Hudson Theatre, Broadway | 35 perf. |
| May 4, 1940 | Out From Under Biltmore Theatre, Broadway | 9 perf. |
| May 6, 1940 | The Strangler Fig Lyceum Theatre, Broadway | 8 perf. |
| May 9, 1940 | Romeo and Juliet 51st Street Theatre, Broadway | 36 perf. |
| May 17, 1940 | The Return of the Vagabond National Theatre, Broadway | 7 perf. |
| May 20, 1940 | At The Stroke of Eight Belasco Theatre, Broadway | 8 perf. |
| May 23, 1940 | Keep Off the Grass Broadhurst Theatre, Broadway | 44 perf. |
| May 24, 1940 | Russian Bank St James Theatre, Broadway | 11 perf. |
| May 28, 1940 | Louisiana Purchase Imperial Theatre, Broadway | 444 perf. |
June: 2 openings
| June 3, 1940 | Love for Love Hudson Theatre, Broadway | 8 perf. |
| June 4, 1940 | Walk With Music Ethel Barrymore Theatre, Broadway | 55 perf. |
September: 7 openings
| September 3, 1940 | Kind Lady Playhouse Theatre, Broadway | 107 perf. |
| September 9, 1940 | Jupiter Laughs Biltmore Theatre, Broadway | 24 perf. |
| September 9, 1940 | Sim Sala Bim Morosco Theatre, Broadway | 54 perf. |
| September 11, 1940 | Hold on to Your Hats Shubert Theatre, Broadway | 158 perf. |
| September 18, 1940 | Johnny Belinda Belasco Theatre, Broadway | 321 perf. |
| September 23, 1940 | The Time of Your Life Booth Theatre, Broadway | 32 perf. |
| September 30, 1940 | The Gondoliers 44th Street Theatre, Broadway | 7 perf. |
October: 15 openings
| October 1, 1940 | Boys and Girls Together Broadhurst Theatre, Broadway | 191 perf. |
| October 3, 1940 | The Mikado 44th Street Theatre, Broadway | 7 perf. |
| October 5, 1940 | Journey to Jerusalem National Theatre, Broadway | 17 perf. |
| October 7, 1940 | The Pirates Of Penzance 44th Street Theatre, Broadway | 6 perf. |
| October 10, 1940 | It Happens on Ice Center Theatre, Broadway | 276 perf. |
| October 11, 1940 | Boyd's Daughter Booth Theatre, Broadway | 3 perf. |
| October 14, 1940 | Ballet Russe de Monte Carlo 51st Street Theatre, Broadway | |
| October 15, 1940 | Blind Alley Windsor Theatre, Broadway | 63 perf. |
| October 17, 1940 | Charley's Aunt Cort Theatre, Broadway | 233 perf. |
| October 18, 1940 | George Washington Slept Here Lyceum Theatre, Broadway | 173 perf. |
| October 22, 1940 | Big White Fog Lincoln Theatre, Broadway | 64 perf. |
| October 25, 1940 | Cabin In The Sky Martin Beck Theatre, Broadway | 156 perf. |
| October 26, 1940 | Tis of Thee Maxine Elliotts Theatre, Broadway | 1 perf. |
| October 29, 1940 | Suzanna and the Elders Morosco Theatre, Broadway | 30 perf. |
| October 30, 1940 | Panama Hattie 46th Street Theatre, Broadway | 501 perf. |
November: 9 openings
| November 1, 1940 | Return Engagement John Golden Theatre, Broadway | 8 perf. |
| November 3, 1940 | Original Ballet Russe, Colonel de Basil's 51st Street Theatre, Broadway | 106 perf. |
| November 7, 1940 | Beverly Hills Fulton Theatre, Broadway | 28 perf. |
| November 8, 1940 | Quiet, Please! Guild Theatre, Broadway | 16 perf. |
| November 15, 1940 | Glamour Preferred Booth Theatre, Broadway | 11 perf. |
| November 19, 1940 | Twelfth Night St James Theatre, Broadway | 129 perf. |
| November 23, 1940 | Horse Fever Mansfield Theatre, Broadway | 25 perf. |
| November 26, 1940 | The Corn Is Green National Theatre, Broadway | 477 perf. |
| November 27, 1940 | Fledgling Hudson Theatre, Broadway | 13 perf. |
December: 15 openings
| December 2, 1940 | Romantic Mr. Dickens Playhouse Theatre, Broadway | 8 perf. |
| December 4, 1940 | Delicate Story Henry Millers Theatre, Broadway | 29 perf. |
| December 5, 1940 | Mum's the Word Belmont Theatre, Broadway | 12 perf. |
| December 9, 1940 | Every Man for Himself Guild Theatre, Broadway | 3 perf. |
| December 17, 1940 | Retreat to Pleasure Belasco Theatre, Broadway | 23 perf. |
| December 19, 1940 | Cue for Passion Royale Theatre, Broadway | 12 perf. |
| December 20, 1940 | The Old Foolishness Windsor Theatre, Broadway | 3 perf. |
| December 23, 1940 | Old Acquaintance Morosco Theatre, Broadway | 170 perf. |
| December 25, 1940 | Meet the People Mansfield Theatre, Broadway | 160 perf. |
| December 25, 1940 | Pal Joey Ethel Barrymore Theatre, Broadway | 374 perf. |
| December 26, 1940 | My Sister Eileen Biltmore Theatre, Broadway | 864 perf. |
| December 26, 1940 | Ruth Draper Booth Theatre, Broadway | 22 perf. |
| December 27, 1940 | All in Fun Majestic Theatre, Broadway | 3 perf. |
| December 29, 1940 | The Flying Gerardos Playhouse Theatre, Broadway | 24 perf. |
| December 30, 1940 | Flight to the West Guild Theatre, Broadway | 136 perf. |
Closed in 1940
| January 6, 1940 | Farm of Three Echoes Cort Theatre, opened 1939 | 48 run |
| January 6, 1940 | Hamlet 44th Street Theatre, opened 1939 | 40 run |
| January 6, 1940 | Kindred Maxine Elliotts Theatre, opened 1939 | 16 run |
| January 6, 1940 | Morning's at Seven Longacre Theatre, opened 1939 | 44 run |
| January 6, 1940 | Very Warm for May Alvin Theatre, opened 1939 | 59 run |
| January 6, 1940 | Yokel Boy Majestic Theatre, opened 1939 | 208 run |
| January 13, 1940 | Ladies and Gentlemen Martin Beck Theatre, opened 1939 | 105 run |
| January 27, 1940 | The World We Make Guild Theatre, opened 1939 | 80 run |
| February 3, 1940 | The Little Foxes National Theatre, opened 1939 | 410 run |
| February 10, 1940 | Streets of Paris Broadhurst Theatre, opened 1939 | 274 run |
| February 11, 1940 | Folies Bergère [1939] Broadway Theatre, opened 1939 | 121 run |
| February 24, 1940 | Key Largo Ethel Barrymore Theatre, opened 1939 | 105 run |
| March 30, 1940 | The Philadelphia Story Shubert Theatre, opened 1939 | 417 run |
| April 6, 1940 | See My Lawyer Biltmore Theatre, opened 1939 | 224 run |
| April 6, 1940 | The Time of Your Life Booth Theatre, opened 1939 | 185 run |
| May 4, 1940 | When We Are Married Lyceum Theatre, opened 1939 | 156 run |
| May 18, 1940 | Too Many Girls Imperial Theatre, opened 1939 | 249 run |
| May 25, 1940 | Skylark Morosco Theatre, opened 1939 | 256 run |
| June 15, 1940 | Margin for Error Plymouth Theatre, opened 1939 | 264 run |
| June 22, 1940 | Pins And Needles Labor Stage, opened 1937 | 1,108 run |
| December 12, 1940 | Du Barry Was a Lady 46th Street Theatre, opened 1939 | 408 run |