Mary Hayden
Mary Hayden | |
|---|---|
| Born | 1862 Dublin, Ireland |
| Died | 1942 (aged 79–80) Dublin, Ireland |
| Nationality | Irish |
| Alma mater | Alexandra College Royal University of Ireland |
| Occupation(s) | Historian, Suffragist |
| Father | Thomas Hayden |
| Relatives | Thomas Crean (cousin) |
Mary Teresa Hayden (1862 – 12 July 1942) was an Irish historian, Irish-language activist and campaigner for women's causes.