| Mary Brannagan | |
| Country: | Ireland |
| Birth Date: | unknown |
Mary Brannagan (also Mai Brannagan) is an Irish chess player, Irish Women's Chess Championship two-times silver medalist (1968, 1973).
In the 1960s and 1970s, Brannagan was one of Ireland's leading female chess players. She won two silver medals in Irish Women's Chess Championships: 1968 and 1973 (both times after winner Dorren O'Siochrú).
Brannagan played for Ireland in the Women's Chess Olympiad:[1]
Brannagan was a former president of the Leinster Chess Union and the Branagan Cup is named after her. She was secretary (1963-1968) and president (1973-1974) of Rathmines Chess Club.