Name
|
Party
|
Term of office
|
Prison time
|
Prison(s)
|
Reason
|
Notes
|
Liam Mellows
|
|
Anti-Treaty Sinn Féin
|
1918
|
1922
|
–1916
|
Reading
|
Arrested under the Defence of the Realm Act 1914
|
|
1917–18
|
The Tombs
|
Attempting to aid the German side in World War I
|
|
Jun–Dec 1922
|
Mountjoy
|
Actions during the Irish Civil War
|
Executed in December 1922
|
Gerald Boland
|
|
Anti-Treaty Sinn Féin, Fianna Fáil
|
1923
|
1969
|
1916–17
|
Frongoch
|
Interned for participating in 1916 Easter Rising
|
|
Con Collins
|
|
Anti-Treaty Sinn Féin
|
1918
|
1923
|
1916–17
|
Frongoch
|
Interned for participating in 1916 Easter Rising
|
|
Michael Collins
|
|
Pro-Treaty Sinn Féin
|
1918
|
Aug 1922
|
1916–17
|
Frongoch
|
Interned for participating in 1916 Easter Rising
|
|
Éamon de Valera
|
|
Anti-Treaty Sinn Féin, Fianna Fáil
|
Jul 1917
|
Jun 1959
|
1916–17
|
Dartmoor, Maidstone, Lewes
|
Interned for participating in 1916 Easter Rising
|
Sentenced to death, commuted to life imprisonment because of his U.S. citizenship
|
May 1918–Feb 1919
|
Lincoln
|
Sedition
|
Escaped in February 1919
|
1923–24
|
Arbour Hill
|
Actions during the Irish Civil War
|
|
1924
|
Crumlin Road
|
Illegally entering Northern Ireland
|
Held for 1 month in Solitary confinement
|
Arthur Griffith
|
|
Pro-Treaty Sinn Féin
|
Jun 1918
|
Aug 1922
|
1916–17
|
Frongoch
|
Interned for participating in 1916 Easter Rising
|
|
Diarmuid Lynch
|
|
Sinn Féin
|
1918
|
1921
|
1916–17
|
Pentonville
|
Interned for participating in 1916 Easter Rising
|
Sentenced to death, commuted to life imprisonment because of his U.S. citizenship
|
Pierce McCan
|
|
Sinn Féin
|
1918
|
Mar 1919
|
1916–17
|
Reading
|
Interned for participating in 1916 Easter Rising
|
|
May 1918–Mar 1919
|
Gloucester
|
Suspected involvement in the German Plot
|
Died in prison from influenza
|
Patrick O'Keeffe
|
|
Pro-Treaty Sinn Féin
|
1918
|
1922
|
ca. 1918
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad".[2]
|
Bryan Cusack
|
|
Anti-Treaty Sinn Féin, Fianna Fáil
|
1918
|
1923
|
ca. 1918
|
|
|
|
Seán McGarry
|
|
Pro-Treaty Sinn Féin, Cumann na nGaedheal
|
1921
|
Oct 1924
|
1916–17
|
Frongoch
|
Interned for participating in 1916 Easter Rising
|
|
May 1918–Feb 1919
|
Lincoln
|
Conspiring with the German enemy
|
Escaped in February 1919
|
Constance Markievicz
|
|
Sinn Féin, Fianna Fáil
|
1918
|
Jul 1927
|
1916–17
|
Kilmainham
|
Interned for participating in 1916 Easter Rising
|
Sentenced to death, commuted to life imprisonment on account of her gender
|
May 1918–Mar 1919
|
Holloway
|
Suspected involvement in the German Plot
|
|
Richard Mulcahy
|
|
Pro-Treaty Sinn Féin, Cumann na nGaedheal, Fine Gael
|
1918
|
1961
|
Apr–Dec 1916
|
Frongoch
|
Interned for participating in 1916 Easter Rising
|
|
Cathal Ó Murchadha
|
|
Sinn Féin
|
1921
|
Jun 1927
|
1916–17
|
Frongoch
|
Interned for participating in 1916 Easter Rising
|
|
1922–23
|
Curragh Camp
|
Actions during the Irish Civil War
|
|
Alexander McCabe
|
|
Sinn Féin
|
1918
|
1925
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Art O'Connor
|
|
Sinn Féin
|
1918
|
1923
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Austin Stack
|
|
Sinn Féin
|
1918
|
1927
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Brian O'Higgins
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Desmond FitzGerald
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Ernest Blythe
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Fionán Lynch
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Frank Fahy
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Frank Lawless
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
J. J. Clancy
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
James Crowley
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
James Dolan
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
James Lennon
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Joseph MacBride
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Joseph MacDonagh
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Joseph McGrath
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Joseph McGuinness
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Laurence Ginnell
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Michael Colivet
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Paul Galligan
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Richard Hayes
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Seán Etchingham
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Seán MacEntee
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Seán O'Mahony
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Thomas Hunter
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
William Sears
|
|
Sinn Féin
|
1918
|
|
1919
|
|
Anti-British activity
|
Listed on the roll of the First Dáil as "imprisoned abroad"[2]
|
Robert Barton
|
|
Sinn Féin
|
1918
|
1923
|
Feb–Mar 1919, Jan 1920–Jul 1921
|
Mountjoy
|
Sedition
|
Escaped in March 1919
|
Ada English
|
|
Sinn Féin
|
1921
|
1922
|
1920
|
Galway Gaol
|
Actions during the Irish War of Independence
|
Six months, released early
|
Frank Carty
|
|
Sinn Féin Fianna Fáil
|
1921
|
1942
|
1920, 1921
|
Sligo Gaol, Derry Gaol
|
Actions during the Irish War of Independence
|
Escaped from both prisons
|
Terence MacSwiney
|
|
Sinn Féin
|
1918
|
Oct 1920
|
1919;[2] Aug–Oct 1920
|
Brixton
|
Possession of seditious articles and documents
|
Died on hunger strike in October 1920
|
Linda Kearns MacWhinney
|
|
Fianna Fáil
|
Apr 1938
|
Jul 1938
|
Nov 1920–Apr 1921
|
Walton, Mountjoy
|
Possession of guns
|
Escaped in April 1921
|
Seán Mac Eoin
|
|
Pro-Treaty Sinn Féin, Cumann na nGaedheal, Fine Gael
|
1921
|
1965
|
Mar–Aug 1921
|
Mountjoy
|
Actions during the Irish War of Independence
|
Sentenced to death but later commuted
|
Seán MacBride
|
|
Clann na Poblachta
|
Oct 1947
|
1957
|
1922–23
|
?
|
Actions during the Irish Civil War
|
|
Peadar O'Donnell
|
|
Sinn Féin
|
1923
|
Jun 1927
|
1922–24
|
Mountjoy
|
Actions during the Irish Civil War
|
|