| Cabinet Name: | IV Constitutional Government of Portugal |
| Jurisdiction: | Portugal |
| Flag: | Flag of Portugal.svg |
| Flag Border: | true |
| Government Head: | Carlos Mota Pinto |
| State Head: | António Ramalho Eanes |
| Opposition Leaders: | --> |
| Previous: | III Constitutional Government of Portugal |
| Successor: | V Constitutional Government of Portugal |
| Political Parties: | None (support from Democratic People's Party (PPD) and Democratic and Social Center (CDS)) |
| State Head Title: | President of the Republic |
| Government Head Title: | Prime Minister |
The IV Constitutional Government of Portugal (Portuguese: IV Governo Constitucional de Portugal) was the fourth government of the Third Portuguese Republic. It had Carlos Mota Pinto as the Prime Minister and lasted from 22 November 1978 to 1 August 1979.
The government was composed of the Prime Minister, one Deputy Prime Minister, one Assistant Minister to the Prime Minister and 14 ministries comprising ministers, secretaries and sub-secretaries of state. The government also included the Ministers of the Republic for the Autonomous Regions of Azores and Madeira.[1]
| Prime Minister | Carlos Mota Pinto | Independent | 22 November 1978 | 1 August 1979 | ||
| Deputy Prime Minister for Economic Affairs and European Integration | Manuel Jacinto Nunes | Independent | 22 November 1978 | 1 August 1979 | ||
| Assistant Minister to the Prime Minister | Álvaro Monjardino | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of National Defence | José Loureiro dos Santos | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Finance and Plan | Manuel Jacinto Nunes | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of the Internal Administration | António Gonçalves Ribeiro | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Justice | Eduardo Silva Correia | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Foreign Affairs | João de Freitas Cruz | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Agriculture and Fisheries | Apolinário Vaz Portugal | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Industry and Technology | Álvaro Barreto | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Commerce and Tourism | Abel Repolho Correia | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Labour | Eusébio Marques de Carvalho | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Education and Scientific Research | Luís Valente de Oliveira | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Social Affairs | Acácio Pereira Magro | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Transports and Communications | José Marques da Costa | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Housing and Public Works | João Almeida Pina | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of Mass Communication | Daniel Proença de Carvalho | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of the Republic for the Autonomous Region of Azores | Henrique Afonso da Silva Horta | Independent | 22 November 1978 | 1 August 1979 | ||
| Minister of the Republic for the Autonomous Region of Madeira | Lino Miguel | Independent | 22 November 1978 | 1 August 1979 | ||