Biography.guide
Home › People › Writer › Mary O'Brien
Portrait of Mary O'Brien

Mary O'Brien

Irish poet and playwright

Don't just read it — keep itBiographies to ownE-book · Audio · Video From $7 →

About Mary O'Brien

Mary O'Brien was a writer and playwright.

Mary O'Brien (fl. 1785 – 1790), was an Irish poet and playwright who wrote during and about the Regency era.

Biography

Very little is known about the personal life of Mary O'Brien except that she was the wife of Patrick O'Brien Esq. as she wrote both under her name and as Mrs Patrick O'Brien. She was in favour of Irish economic independence and an independent Irish parliament as well as being a supporter of Charles James Fox and Richard Brinsley Sheridan. She believed that King George III should be replaced by a Regent while he was unwell. O'Brien hoped that this would also remove William Pitt from his position. Her work was considered satyrical and political. She wrote poetry and plays.

Biography shop

Don’t just read it —
keep it.

Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.

  • E-book
  • Audio
  • Video
Browse the shop — from $7

Instant download · yours to keep · every purchase keeps this site free

Important facts

Occupation

Frequently asked questions

Who was Mary O'Brien?

Irish poet and playwright

What was Mary O'Brien's occupation?

Mary O'Brien was a writer and playwright.

Sources & further reading

· Wikipedia: Mary O'Brien

· Wikidata: Q71336826

· DBpedia: Mary O'Brien (writer)

Cite this page

APA: Biography.guide. (2026). Mary O'Brien. https://biography.guide/mary-o-brien-writer/

MLA: "Mary O'Brien." Biography.guide, https://biography.guide/mary-o-brien-writer/.

Chicago: "Mary O'Brien." Biography.guide. https://biography.guide/mary-o-brien-writer/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

Page generated 2026-09-27 05:32 UTC