| Diagram | Assembly sessions
 | Election | From: To:[1]
 | Governing party | Prime Minister | Official opposition party 
 | Leader of the Opposition Party 
 | Speakers of the House[2] Date Elected
 
 
 | 
  |  | 1st Independent Parliament | 10th general | 29 December 1961 –
 25 August 1966
 | People's National Movement | Eric Williams | Democratic Labour Party | Rudranath Capildeo (1961–1963)
 
 | Clytus Arnold Thomasos (29 December 1961)
 
 | 
  |  | 2nd Independent Parliament | 11th general | 25 November 1966 –
 22 April 1971
 | People's National Movement | Eric Williams | Democratic Labour Party | Rudranath Capildeo (1966–1967)
 Vernon Jamadar
 (1969)
 
 | Clytus Arnold Thomasos | 
  |  | 3rd Independent Parliament | 12th general | 18 June 1971 –
 19 June 1976
 | People's National Movement | Eric Williams | Democratic Labour Party | Vernon Jamadar (1971)
 Alloy Lequay
 (1972–1976)
 
 | Clytus Arnold Thomasos | 
  |  | 1st Republican Parliament | 13th general | 24 September 1976 –
 18 September 1981
 | People's National Movement | Eric Williams George Chambers | United Labour Front | Basdeo Panday Raffique Shah | Clytus Arnold Thomasos | 
  |  | 2nd Republican Parliament | 14th general | 27 November 1981 –
 29 November 1986
 | People's National Movement | George Chambers | United Labour Front | Basdeo Panday | Matthew Ramcharan (27 November 1981)
 
 | 
  |  | 3rd Republican Parliament | 15th general | 12 January 1987 –
 19 November 1991
 | National Alliance for Reconstruction | A. N. R. Robinson | People's National Movement | Patrick Manning | Nizam Mohammed (12 January 1987)
 
 | 
  |  | 4th Republican Parliament | 16th general | 13 January 1992 –
 6 October 1995
 | People's National Movement | Patrick Manning | United National Congress | Basdeo Panday | Occah Seepaul (12 January 1987)
 
 | 
  |  | 5th Republican Parliament | 17th general | 27 November 1995 –
 3 November 2000
 | United National Congress and National Alliance for Reconstruction (Government of National Unity comprising the following)
 
 | Basdeo Panday | People's National Movement | Patrick Manning | Hector McClean (27 November 1995)
 
 | 
  |  | 6th Republican Parliament | 18th general | 12 January 2001 –
 9 October 2001
 | United National Congress | Basdeo Panday | People's National Movement | Patrick Manning | Rupert Griffith (12 January 2001)
 
 | 
  |  | 7th Republican Parliament | 19th general | 5 April 2002 –
 28 August 2002
 | People's National Movement | Patrick Manning (Appointed by The President in accordance with the Constitution of the Republic of Trinidad and Tobago Act – Chapter 1:01 Section 76 (1)[3])
 
 | United National Congress | Basdeo Panday | Rupert Griffith | 
  |  | 8th Republican Parliament | 20th general | 17 October 2002 –
 28 September 2007
 | People's National Movement | Patrick Manning | United National Congress | Basdeo Panday | Barendra Sinanan (17 October 2002)
 
 | 
  |  | 9th Republican Parliament | 21st general | 17 December 2007 –
 8 April 2010
 | People's National Movement | Patrick Manning | United National Congress – Alliance | Basdeo Panday (10 September 2006 – 24 January 2010)
 
 Kamla Persad-Bissessar
 (24 January 2010)
 
 | Barendra Sinanan (17 December 2007)
 
 | 
  |  | 10th Republican Parliament | 22nd general | 18 June 2010 –
 17 June 2015
 | People's Partnership[4] | Kamla Persad-Bissessar | People's National Movement | Patrick Manning (19 December 1986 – 26 May 2010)
 
 Keith Rowley
 (26 May 2010)
 
 | Wade Mark (18 June 2010)
 
 | 
  |  | 11th Republican Parliament | 23rd general | 23 September 2015 –
 3 July 2020
 | People's National Movement | Keith Rowley | People's Partnership Coalition | Kamla Persad-Bissessar | Bridgid Annisette-George (23 September 2015)
 
 | 
  |  | 12th Republican Parliament | 24th general | 28 August 2020 –
 18 March 2025
 | People's National Movement | Keith Rowley Stuart Young  | United National Congress | Kamla Persad-Bissessar | Bridgid Annisette-George (28 August 2020)
 
 | 
  |  | 13th Republican Parliament | 25th general | 2025  – | United National Congress | Kamla Persad-Bissessar | People's National Movement | Pennelope Beckles |  |