| Name (1,590) | Creators | Event Dates | Events | Resources |
|---|---|---|---|---|
| My Heart is like a Singing Bird | Charles Hubert Parry | 1956 | 1 | |
| My Homeland | The Old Van Company | 2009 | 1 | |
| My Hope is Everlasting | John Stainer | 1917 | 1 | |
| My Husband's Ghost | John Maddison Morton | 1837 | 1 | |
| My Imaginary Family | Grahame Bond | 2012 | 3 | |
| My Lady Dreams | Eugene Pillott | 1927 | 1 | |
| My Lady Frayle | Arthur Wimperis, Herman Finck, Howard Talbot, Max Pemberton | 1919 | 3 | |
| My Lady Friends | Emile Nitray, Frank Mandel | 1921 | 3 | |
| My Lady Molly | George Jessop, Percy Greenbank, Sidney Jones | 1903 | 1 | |
| My Lady's Dress | Edward Knoblock | 1922 - 1931 | 3 | |
| My Leman Is So True, Op. 35, No. 4, H. 132 | Gustav Holst | 1955 | 1 | |
| My Life as a Dyke | Nik Willmott, Rachel Forgasz | 2001 - 2006 | 2 | |
| My Life as a Dyke 3...More Tales from the Dyke Side | Nik Willmott, Rachel Forgasz | 2006 | 1 | |
| My Life as a Dyke Too...the Shequel | Nik Willmott, Rachel Forgasz | 2002 - 2006 | 3 | |
| My Life in the Nude | Maude Davey | 2013 - 2014 | 2 | |
| My Life is My Affair | Oriel Gray | 1947 | 3 | 1 |
| My Life My Love | Pat Rix | 2002 | 1 | |
| My Life's Delight | Roger Quilter | 1949 | 1 | |
| My Lord Tomnoddy | 1854 | 2 | ||
| My Love Had A Black Speed Stripe | Henry Williams | 2002 | 1 | |
| My Lovely Celia (Old English) | 1947 - 1956 | 4 | ||
| My Lovers' Bones | Arenamedia and Brown Cab Productions | 2014 | 1 | |
| My Mate | Edmund Duggan | 1911 - 1915 | 2 | 1 |
| My Mathematics | Ian Hill, Rose English | 1994 | 2 | |
| My Mother and Other Catastrophes | Rivka Hartman | 2015 | 3 | |
| My Mother Bids me Bind her Hair, Hob. 26a:27 | Joseph Haydn | 1916 - 1952 | 6 | |
| My Name is Asher Lev | Chaim Potok | 2016 | 1 | |
| My Name is Jimi | Dimple Bani, Jimi Bani | 2017 - 2018 | 4 | |
| My Name is Pablo Picasso | Mary Gage | 1981 - 1984 | 5 | 2 |
| My Name is Rachel Corrie | Rachel Corrie | 2010 | 1 | |
| My Name is Such and Such | Bogdan Koca | 1993 | 1 | |
| My Neighbour's Wife | Alfred Bunn | 2007 | 1 | |
| My Of-Course Life | Paul Adkin | 2004 | 1 | 1 |
| My One and Only | George Gershwin, Ira Gershwin, Peter Stone, Timothy S Mayer | 1992 - 2002 | 2 | |
| My One and Only | Dawn King | 2013 | 1 | |
| My Partner | Bartley Campbell | 1880 - 1915 | 6 | |
| My Place | Elaine Dundy | 1962 - 2001 | 2 | |
| My Poll and Partner Joe | Charles Alexander Dibdin | 1837 - 1870 | 3 | |
| My Pretty Page | 1845 | 1 | ||
| My Queen | Jacques Blumenthal | 1914 | 1 | |
| My Radio Heart | Rosie Dennis | 2014 - 2016 | 4 | |
| My Shadow and Me | George Hutchinson | 1974 | 1 | |
| My Shoes Are Too Big | Margi Brown-Ash | 1994 - 1997 | 3 | |
| My Sister Eileen | Jerome Chodorov, Joseph Fields | 1943 - 2016 | 4 | |
| My Sister In This House | Wendy Kesselman | 1983 - 1988 | 7 | |
| My Sister Jill | Patricia Cornelius | 2023 | 1 | |
| My Son | Teresa del Riego | 1917 | 1 | |
| My Son Pinocchio | Carlo Collodi, Stephen Schwartz | 2016 - 2021 | 2 | |
| My Son the Lawyer is Drowning | Doug MacLeod | 1987 - 1990 | 3 | |
| My Song Resounds, Op. 55, No. 1 | Antonin Dvořák | 1900 - 1957 | 4 | |
| My Soul Has Nought But Fire and Ice, Op. 35, No. 2, H. 132 | Gustav Holst | 1955 | 1 | |
| My Soul is an Enchanted Boat | Raymond Woodman | 1916 | 2 | |
| My Soul, there is a Country | Charles Hubert Parry | 1953 | 1 | |
| My Spiritual Dreaming | Eddie Bennell, Lee Buddle, Mike Burns | 1993 | 1 | |
| My Stories Your Emails | Ursula Martinez | 2014 | 1 | |
| My Three Angels | Bella Spewack, Samuel Spewack | 1955 - 2021 | 19 | |
| My True Love has my Heart | Reginald Bevan | 1925 | 1 | |
| My True Love hath my Heart | J Matthew Ennis | 1905 | 2 | |
| My Urrwai | Ghenoa Gela, Ilbijerri Aboriginal and Torres Strait Islander Theatre Coop | 2018 - 2019 | 2 | |
| My Vicious Angel | Christine Evans | 1998 - 2000 | 3 | 1 |
| My Wife's Husbands | Paul Furniss | 1932 | 1 | |
| My Wife's Out | 1870 | 2 | ||
| My Wonderful Day | Alan Ayckbourn | 2007 - 2016 | 3 | |
| My Young Wife, and My Old Umbrella | Benjamin Nottingham Webster | 1841 - 1847 | 4 | |
| My Zinc Bed | David Hare | 2002 - 2015 | 2 | |
| The Mysteries | Bobbin Theatre Company | 1990 | 1 | |
| Mysteries of Paris | 1871 | 2 | ||
| The Mysteries of Sydney | Francis Belfield | 1853 | 3 | 1 |
| The Mysteries: Genesis | Hilary Bell, Lally Katz | 2009 | 1 | |
| The Mysterious Affair at Styles | Agatha Christie | 2022 | 1 | |
| The Mysterious Moonlight | William Moore | 1912 | 1 | |
| Mysterium | Sam Sejavka | 2004 | 1 | |
| The Mystery at No.16 | Henry Humphreys | 1870 | 1 | |
| Mystery Mike Medley | Ward Leopold | 1935 | 1 | |
| The Mystery of a Hansom Cab | Fergus Hume | 1888 - 2013 | 4 | 1 |
| The Mystery of a Hansom Cab | Barry Pree, Fergus Hume, Union Theatre Repertory Company | 1961 | 2 | |
| The Mystery of Charles Dickens | Peter Ackroyd | 2000 - 2002 | 2 | |
| The Mystery of Edwin Drood | Charles Dickens | 2015 - 2022 | 4 | |
| The Mystery of Edwin Drood (Broadway Revival Version) | Charles Dickens, Rupert Holmes | 2022 | 1 | |
| The Mystery of Irma Vep | Charles Ludlam | 1988 - 2003 | 2 | |
| The Mystery of Love and Sex | Batsheba Doran | 2017 | 1 | |
| The Mystery of Manfred Moon | Isabel J Handley | 1932 | 1 | 1 |
| The Mystery of Mulligan's Gold | Richard Tulloch, Nimrod Theatre Company | 1983 | 1 | |
| The Mystery of the Oak Chest | Mary Littlejohn | 1938 | 1 | |
| Mystery on the Orient Express | Mary McMahon | 2001 | 1 | |
| Mystic Voyage | Ross Edwards | 2017 | 1 | |
| The Myth Project: TWIN | Amelia Evans, Dan Giovannoni, Duncan Graham, Arthur, Playwriting Australia | 2014 | 1 | |
| Myth, Propaganda and Disaster | Stephen Sewell | 2003 | 2 |