| Name | Party | Term of office | Prison time | Prison(s) | Reason | Notes |
|---|
| Henry Coyle | | Cumann na nGaedheal}} | 1923 | May 1924}} | 1924–27 | ? | Fraud (Bouncing cheques)[2] | Disqualified from the Oireachtas as a result |
|---|
| Seán McGuinness | | Republican}} | 1923 | October 1925}} | 1925–26 | ? | Assaulting a Garda Sergeant | Disqualified from the Oireachtas as a result |
|---|
| Dominick Cafferky | | Clann na Talmhan | 1943 | 1954 | early 1940s | Sligo Gaol | 1940s land agitation in Mayo[2] | Later became a leading Dáil spokesman on penal reform |
|---|
| Bernard Commons | | Clann na Talmhan | Dec 1945}} | 1957 | early 1940s | Sligo Gaol | 1940s land agitation in Mayo[2] |
|---|
| James Larkin | | Labour Party | 1927 | 1944 | 1940s | ? | Bankruptcy[2] |
|---|
| John Joe McGirl | | Sinn Féin | 1957 | 1961 | 1946 | ? | IRA membership |
|---|
| 1957–62 | Mountjoy | Actions during the IRA Border Campaign |
| Tomás Mac Giolla | | Workers' Party | Nov 1982 | 1992 | 1956–62 | Mountjoy | IRA membership and actions during the IRA Border Campaign |
|---|
| Proinsias De Rossa | | Sinn Féin,
Workers' Party,
Democratic Left,
Labour Party | Feb 1982 | 2002 | 1956–59 | Mountjoy, Curragh Camp | IRA membership and actions during the IRA Border Campaign |
|---|
| Ruairí Ó Brádaigh | | Sinn Féin,
Republican Sinn Féin | 1957 | 1961 | Jan–Jun 1957 | Mountjoy | Failing to account for his activities and actions during the IRA Border Campaign |
|---|
| Jun 1957–Sep 1958}} | Curragh Camp | Interned | Escaped in September 1958 |
| Nov 1959–May 1960 | Mountjoy | Imprisoned under the Offences against the State Act |
| Jan–Jun 1973 | Curragh Camp | Membership of the Provisional IRA |
| Gerry|Adams|Gerry Adams}} | | Sinn Féin | 2011 | 1972,
1973–76 | HMS Maidstone}},
Long Kesh | Membership of the Provisional IRA | Interned, but imprisoned for attempted escape |
|---|
|
| Paddy|Agnew|Paddy Agnew (Irish republican)}} | | Anti H-Block | 1981 | 1982 | 1973–76,
1977–86 | Portlaoise,
Mountjoy,
Crumlin Road,
Maze | Illegal importation of arms on behalf of the Provisional IRA and membership of same | Elected to Dáil Éireann at the 1981 general election while in prison |
|---|
| Kieran Doherty | | Anti H-Block | Jun 1981 | Aug 1981 | 1976–81 | Maze | Possession of firearms and explosives, and hijacking | Died on hunger strike in August 1981 |
|---|
| Martin Ferris | | Sinn Féin | 2002 | 1984–94 | Portlaoise | Illegal importation of arms on behalf of the Provisional IRA and membership of the same |
|---|
| Dessie Ellis | | Sinn Féin | 2011 | 1982–90 | Portlaoise | Provisional IRA membership |
|---|
| Tony Gregory | | Independent | Feb 1982 | Jan 2009 | 1986 | Mountjoy | For activities during a campaign in support of Dublin inner city street traders | Spent 2 weeks in prison |
|---|
| Luke 'Ming' Flanagan}} | | Independent | 2011 | 2014 | 1998 | Loughan House | Non payment of fines related to the Litter Pollution Act[3] | Spent 3 weeks in prison |
|---|
| Liam Lawlor | | Fianna Fáil | 1977 | 2002 | Jan 2001,
Jan 2002,
Feb 2002 | Mountjoy | Failure to cooperate with the Mahon Tribunal | [4] |
|---|
| Joe Higgins | | Socialist Party | 1997 | 2016 | Sep–Oct 2003 | Mountjoy | Actions during the Anti-Bin Tax Campaign | [5] |
|---|
| Clare Daly | | Socialist Party | 2011 | | Sep–Oct 2003 | Mountjoy | Actions during the Anti-Bin Tax Campaign | [5] |
|---|
| United Left | 7–9 pm, 9 December 2015 | Limerick Prison | Non-payment of fines | Fined €2,000 on 22 April 2015 for entering a restricted area at Shannon Airport on 22 July 2014 when protesting against U.S. Air Force landings. Sentenced to 30 days' imprisonment.[6] |
|---|
| Ray Burke | | Fianna Fáil | 1973 | 1998 | Jan–Jun 2005 | Arbour Hill | Falsifying tax returns | Mahon Tribunal stated that Burke was unambiguously "corrupt" |
|---|
| Francis O'Brien | | Fianna Fáil | 1989 | 2011 | 2013–15 | Castlerea Prison | Demanding money with menaces |
|---|
| Ned O'Keeffe | | Fianna Fáil | 1982 | 2011 | 2014 | – | Falsifying expense claims | 7-month suspended sentence |
|---|
| Ivor Callely | | Fianna Fáil | 1989 | 2011 | 2014–15 | Wheatfield Prison | Falsifying expense claims | 5 months |
|---|
| Mick Wallace | | Independent | 2011 | 2–4 pm, 9 December 2015 | Limerick Prison | Non-payment of fines | Same crimes and sentence as Clare Daly.[7][8][9] |
|---|
1. ^The two Houses of the Oireachtas are: Dáil Éireann (lower) and Seanad Éireann (upper).
2. ^1 2 3 {{cite news|url=http://www.irishtimes.com/newspaper/ireland/2001/0117/01011700043.html|title=TDs who have seen the inside of a cell|author=Colman Cassidy|work=The Irish Times|date=17 January 2001|accessdate=17 June 2009}}
3. ^{{cite news|last=Siggins|first=Lorna|title=From Ming the Merciless to Ming the Mayor|url=http://www.irishtimes.com/newspaper/weekend/2010/0626/1224273343794.html|accessdate=8 March 2011|newspaper=The Irish Times|date=8 March 2011}}
4. ^{{cite web|url=http://www.independent.ie/national-news/time-to-go-mr-lawlor-316319.html|title=Time to go, Mr Lawlor|work=Irish Independent|date=8 February 2002|accessdate=13 June 2009}}
5. ^1 {{cite web|url=http://www.rte.ie/news/2003/0919/waste.html|title=Jailed politicians 'grandstanding', says Cullen|work=RTÉ News|date=19 September 2003|accessdate=1 March 2011}}
6. ^{{cite web|url=http://www.rte.ie/news/2015/1209/752369-mick-wallace-arrest/|title=TD Clare Daly released from Limerick prison - RTÉ News|work=RTÉ.ie|accessdate=10 December 2015}}
7. ^{{cite news|url=http://www.rte.ie/news/2015/1209/752369-mick-wallace-arrest/|title=Mick Wallace taken to Limerick Prison over fine|date=9 December 2015|work=RTÉ News|publisher=RTÉ|accessdate=9 December 2015}}
8. ^{{cite news|url=http://www.thejournal.ie/mick-wallace-clare-daly-guilty-court-2063100-Apr2015/|title=Mick Wallace: "I wouldn’t pay that fine to save my life"|last=Deegan|first=Gordon|date=22 April 2015|work=TheJournal.ie|accessdate=9 December 2015}}
9. ^{{cite news|url=http://www.independent.ie/irish-news/courts/independent-td-mick-wallace-is-released-from-prison-after-two-hours-inside-34273660.html|title=Independent TD Mick Wallace is released from prison after two hours inside |last1=Doyle|first1=Kevin|first2=Kathryn |last2=Hayes|date=9 December 2015|work=Irish Independent|accessdate=9 December 2015}}