Plays:
* The Irish Literary Theatre:
* The House of the King (1901): A historical play set in the time of King Conor MacNessa.
* Cathleen Ni Houlihan (1902): A short play that embodies Irish nationalism.
* Spreading the News (1904): A comedic satire on gossip and rumor.
* Hyacinth Halvey (1906): A play exploring morality and hypocrisy.
* The Workhouse Ward (1908): A poignant play about the lives of the poor.
* The Image (1919): A symbolic play on the nature of art.
* Other plays:
* The Gaol Gate (1906): A one-act play set in an Irish prison.
* Kincora (1909): A historical play about the Irish king Brian Boru.
* The Dragon (1920): A fantasy play about a dragon who falls in love with a woman.
Folklore:
* Cuchulain of Muirthemne (1902): A retelling of the Irish epic, The Táin Bó Cúailnge.
* Gods and Fighting Men (1904): A collection of Irish myths and legends.
* The Kiltartan Poetry Book (1918): A collection of Irish folk poetry in the Kiltartan dialect.
Other works:
* The Golden Apple (1916): A novel about the Irish Rebellion of 1916.
* Our Irish Theatre (1913): A collection of essays on Irish theatre.
* Coole Park and Ballylee (1938): An autobiography.
Lady Gregory's work is notable for its focus on Irish culture, history, and folklore. Her plays are often characterized by their wit, humor, and poignant observations on Irish life. She was a significant figure in the Irish Literary Revival and played a key role in the development of Irish theatre.