| Portrait | Name(Birth–Death) | Term of office | Party | Government | Composition | Legislature(Election) | President(Tenure) | Ref. |
| Took office | Left office | Time in office |
| | Alcide De Gasperi(1881–1954) | 13 July1946 | 2 February1947 | 7 years, 35 days | | Christian Democracy | De Gasperi II | CLN DC • PSIUP • PCI • PRI | ConstituentAssembly(1946) | EnricoDe Nicola(1946–1948) | |
| 2 February1947 | 1 June1947 | De Gasperi III | CLN DC • PSI • PCI • PDL |
| 1 June1947 | 24 May1948 | De Gasperi IV | CentrismDC • PSDI • PLI • PRI |
| 24 May1948 | 27 January1950 | De Gasperi V | I(1948) | Luigi Einaudi(1948–1955) |
| 27 January1950 | 26 July1951 | De Gasperi VI | CentrismDC • PSDI • PRI |
| 26 July1951 | 16 July1953 | De Gasperi VII | CentrismDC • PRI |
| 16 July1953 | 17 August1953 | De Gasperi VIII | DC | II(1953) |
| | Giuseppe Pella(1902–1981) | 17 August1953 | 19 January1954 | 155 days | | Christian Democracy | Pella | DC | |
| | Amintore Fanfani(1908–1999) | 19 January1954 | 10 February1954 | 22 days | | Christian Democracy | Fanfani I | DC | |
| | Mario Scelba(1901–1991) | 10 February1954 | 6 July1955 | 1 year, 146 days | | Christian Democracy | Scelba | CentrismDC • PSDI • PLI | |
| | Antonio Segni(1891–1972) | 6 July1955 | 20 May1957 | 1 year, 318 days | | Christian Democracy | Segni I | CentrismDC • PSDI • PLI | GiovanniGronchi(1955–1962) | |
| | Adone Zoli(1887–1960) | 20 May1957 | 2 July1958 | 1 year, 43 days | | Christian Democracy | Zoli | DC | |
| | Amintore Fanfani(1908–1999) | 2 July1958 | 16 February1959 | 229 days | | Christian Democracy | Fanfani II | CentrismDC • PSDI | III(1958) | |
| | Antonio Segni(1891–1972) | 16 February1959 | 26 March1960 | 1 year, 39 days | | Christian Democracy | Segni II | DC | |
| | Fernando Tambroni(1901–1963) | 26 March1960 | 27 July1960 | 123 days | | Christian Democracy | Tambroni | DC | |
| | Amintore Fanfani(1908–1999) | 27 July1960 | 22 February1962 | 2 years, 330 days | | Christian Democracy | Fanfani III | DC | |
| 22 February1962 | 22 June1963 | Fanfani IV | DC • PSDI • PRI | Antonio Segni(1962–1964) |
| | Giovanni Leone(1908–2001) | 22 June1963 | 5 December1963 | 166 days | | Christian Democracy | Leone I | DC | IV(1963) | |
| | Aldo Moro(1916–1978) | 5 December1963 | 23 July1964 | 4 years, 203 days | | Christian Democracy | Moro I | Organic centre-leftDC • PSI • PSDI • PRI | |
| 23 July1964 | 24 February1966 | Moro II | GiuseppeSaragat(1964–1971) |
| 24 February1966 | 25 June1968 | Moro III |
| | Giovanni Leone(1908–2001) | 25 June1968 | 13 December1968 | 171 days | | Christian Democracy | Leone II | DC | V(1968) | |
| | Mariano Rumor(1915–1990) | 13 December1968 | 6 August1969 | 1 year, 236 days | | Christian Democracy | Rumor I | Organic centre-leftDC • PSU • PRI | |
| 6 August1969 | 28 March1970 | Rumor II | DC |
| 28 March1970 | 6 August1970 | Rumor III | Organic centre-leftDC • PSI • PSDI • PRI |
| | Emilio Colombo(1920–2013) | 6 August1970 | 18 February1972 | 1 year, 196 days | | Christian Democracy | Colombo | Organic centre-leftDC • PSI • PSDI • PRI | |
| | Giulio Andreotti(1919–2013) | 18 February1972 | 26 June1972 | 1 year, 140 days | | Christian Democracy | Andreotti I | DC | GiovanniLeone(1971–1978) | |
| 26 June1972 | 8 July1973 | Andreotti II | DC • PSDI • PLI | VI(1972) |
| | Mariano Rumor(1915–1990) | 8 July1973 | 15 March1974 | 1 year, 138 days | | Christian Democracy | Rumor IV | Organic centre-leftDC • PSI • PSDI • PRI | |
| 15 March1974 | 23 November1974 | Rumor V | Organic centre-leftDC • PSI • PSDI |
| | Aldo Moro(1916–1978) | 23 November1974 | 12 February1976 | 1 year, 250 days | | Christian Democracy | Moro IV | DC • PRI | |
| 12 February1976 | 30 July1976 | Moro V | DC |
| | Giulio Andreotti(1919–2013) | 30 July1976 | 13 March1978 | 3 years, 6 days | | Christian Democracy | Andreotti III | Historic CompromiseDC | VII(1976) | |
| 13 March1978 | 21 March1979 | Andreotti IV | Sandro Pertini(1978–1985) |
| 21 March1979 | 5 August1979 | Andreotti V | DC • PSDI • PRI |
| | Francesco Cossiga(1928–2010) | 5 August1979 | 4 April1980 | 1 year, 74 days | | Christian Democracy | Cossiga I | DC • PSDI • PLI | VIII(1979) | |
| 4 April1980 | 18 October1980 | Cossiga II | Organic centre-leftDC • PSI • PRI |
| | Arnaldo Forlani(1925–2023) | 18 October1980 | 28 June1981 | 253 days | | Christian Democracy | Forlani | Organic centre-leftDC • PSI • PSDI • PRI | |
| | Giovanni Spadolini(1925–1994) | 28 June1981 | 23 August1982 | 1 year, 156 days | | Italian Republican Party | Spadolini I | PentapartitoDC • PSI • PSDI • PRI • PLI | |
| 23 August1982 | 1 December1982 | Spadolini II |
| | Amintore Fanfani(1908–1999) | 1 December1982 | 4 August1983 | 246 days | | Christian Democracy | Fanfani V | DC • PSI • PSDI • PLI | |
| | Bettino Craxi(1934–2000) | 4 August1983 | 1 August1986 | 3 years, 257 days | | Italian Socialist Party | Craxi I | PentapartitoDC • PSI • PRI • PSDI • PLI | IX(1983) | |
| 1 August1986 | 18 April1987 | Craxi II | Francesco Cossiga(1985–1992) |
| | Amintore Fanfani(1908–1999) | 18 April1987 | 29 July1987 | 102 days | | Christian Democracy | Fanfani VI | DC | |
| | Giovanni Goria(1943–1994) | 29 July1987 | 13 April1988 | 259 days | | Christian Democracy | Goria | PentapartitoDC • PSI • PRI • PSDI • PLI | X(1987) | |
| | Ciriaco De Mita(1928–2022) | 13 April1988 | 23 July1989 | 1 year, 101 days | | Christian Democracy | De Mita | PentapartitoDC • PSI • PRI • PSDI • PLI | |
| | Giulio Andreotti(1919–2013) | 23 July1989 | 13 April1991 | 2 years, 341 days | | Christian Democracy | Andreotti VI | PentapartitoDC • PSI • PRI • PSDI • PLI | |
| 13 April1991 | 28 June1992 | Andreotti VII | QuadripartitoDC • PSI • PSDI • PLI |