Seamus Twomey

Seamus Twomey
Photograph of Twomey taken in 1972 during an IRA Press Conference
Native name
Séamus Ó Tuama
Nickname(s)Thumper
Born(1919-11-05)5 November 1919
Lower Falls, Belfast, Ireland
Died12 September 1989(1989-09-12) (aged 69)
Mater Hospital, Dublin, Ireland
Buried
AllegianceIrish Republic
BranchFianna Éireann (1936–1937)

Irish Republican Army (1937–1969)

Provisional IRA (1969–late 1980s)
RankVolunteer (1937–early 1970s)

Officer Commanding (early 1970s–1973)

Chief of Staff (1973; 1974–1977)
UnitBelfast Brigade
Battles / warsThe Troubles
Spouse(s)Rosie McCotter

Seamus Twomey (Irish: Séamus Ó Tuama; 5 November 1919 – 12 September 1989) was an Irish republican activist, militant, and twice chief of staff of the Provisional IRA.