| No. | Minister | Party | Term | President |
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| Ministry of War and the Navy (1854–1898) |
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| 1 | Rudecindo Alvarado | | Unitarian Party | 5 March 1854 – 7 November 1854 | | Justo José de Urquiza |
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| 2 | José Miguel Galán | | Federalist Party | 7 November 1854 – 5 March 1860 |
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| 3 | Benjamín Victorica | | Federalist Party | 5 March 1860 – 5 November 1861 | | Santiago Derqui |
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| 4 | Pastor Obligado | | Nationalist Party | December 1851 – 12 October 1862 | | Bartolomé Mitre |
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| 5 | Juan Andrés Gelly y Obes | | Nationalist Party | 12 October 1862 – November 1867 |
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| 6 | Wenceslao Paunero | | Nationalist Party | 1 February 1868 – 12 October 1868 |
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| 7 | Martín de Gainza | | Nationalist Party | 12 October 1868 – 12 October 1874 | | Domingo Faustino Sarmiento |
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| 8 | Adolfo Alsina | | National Autonomist Party | 12 October 1874 – 29 December 1877 | | Nicolás Avellaneda |
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| 9 | Julio Argentino Roca | | National Autonomist Party | 4 January 1878 – 9 October 1879 |
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| 10 | Carlos Pellegrini | | National Autonomist Party | 9 October 1879 – 12 October 1880 |
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| 11 | Benjamín Victorica | | National Autonomist Party | 12 October 1880 – 11 July 1885 | | Julio Argentino Roca |
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| 12 | Carlos Pellegrini | | National Autonomist Party | 11 July 1885 – 12 October 1886 |
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| 13 | Nicolás Levalle | | Independent (Military) | 12 October 1886 – 15 January 1887 | | Miguel Juárez Celman |
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| 14 | Eduardo Racedo | | National Autonomist Party | 15 January 1887 – 12 April 1890 |
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| 15 | Nicolás Levalle | | Independent (Military) | 18 April 1890 – 6 August 1890 |
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| 6 August 1890 – 12 October 1892 | | Carlos Pellegrini |
| 16 | Benjamín Victorica | | National Autonomist Party | 12 October 1892 – 7 June 1893 | | Luis Sáenz Peña |
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| 17 | Joaquín Viejobueno | | Independent (Military) | 7 June 1893 – 27 June 1893 |
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| 18 | Eudoro Balsa | | National Autonomist Party | 27 June 1893 – 5 July 1893 |
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| 19 | Aristóbulo del Valle | | Radical Civic Union | 5 July 1893 – 12 August 1893 |
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| 20 | Luis María Campos | | Independent (Military) | 12 August 1893 – 7 November 1894 |
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| 21 | Eudoro Balsa | | National Autonomist Party | 7 November 1894 – 23 January 1895 |
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| 23 January 1895 – 29 August 1895 | | José Evaristo Uriburu |
| 22 | Guillermo Villanueva | | Independent | 29 August 1895 – 19 May 1897 |
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| 23 | Nicolás Levalle | | Independent (Military) | 19 May 1897 – 12 October 1898 |
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| Ministry of War (1898–1949) |
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| 24 | Luis María Campos | | Independent (Military) | 12 October 1898 – 8 August 1899 | | Julio Argentino Roca |
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| 25 | Rosendo Fraga | | National Autonomist Party | 8 August 1899 – 13 July 1900 |
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| 26 | Pablo Ricchieri | | Independent (Military) | 13 July 1900 – 12 October 1904 |
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| 27 | Enrique Godoy | | National Autonomist Party | 12 October 1904 – 12 March 1906 | | Manuel Quintana |
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| 28 | Luis María Campos | | Independent (Military) | 14 March 1906 – 5 July 1906 | | José Figueroa Alcorta |
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| 29 | Rosendo Fraga | | National Autonomist Party | 5 July 1906 – 11 July 1907 |
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| 30 | Rafael María Aguirre | | Independent (Military) | 11 July 1907 – 2 March 1910 |
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| 31 | Eduardo Racedo | | National Autonomist Party | 2 March 1910 – 12 October 1910 |
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| 32 | Gregorio Vélez | | Independent (Military) | 12 October 1910 – 12 February 1914 | | Roque Sáenz Peña |
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| 33 | Ángel Allaria | | Independent (Military) | 16 February 1914 – 9 August 1914 |
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| 9 August 1914 – 12 October 1916 | | Victorino de la Plaza |
| 34 | Elpidio González | | Radical Civic Union | 12 October 1916 – 14 September 1918 | | Hipólito Yrigoyen |
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| 35 | Julio Moreno | | Radical Civic Union | 14 September 1918 – 12 October 1922 |
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| 36 | Agustín Pedro Justo | | Radical Civic Union | 12 October 1922 – 12 October 1928 | | Marcelo T. de Alvear |
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| 37 | Luis Dellepiane | | Radical Civic Union | 12 October 1928 – 6 September 1930 | | Hipólito Yrigoyen |
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| 38 | Francisco Medina | | Independent (Military) | 6 September 1930 – 20 February 1932 | | José Félix Uriburu |
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| 39 | Manuel A. Rodríguez | | Independent (Military) | 20 February 1932 – 24 February 1936 | | Agustín Pedro Justo |
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| 40 | Basilio Pertiné | | Independent (Military) | 30 March 1936 – 20 February 1938 |
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| 41 | Carlos Márquez | | Independent (Military) | 20 February 1938 – 27 June 1942 | | Roberto M. Ortiz |
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| 42 | Juan Nerón Tonazzi | | Independent (Military) | 27 June 1942 – 16 November 1942 | | Ramón S. Castillo |
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| 43 | Pedro Pablo Ramírez | | Independent (Military) | 16 November 1942 – 4 June 1943 |
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| 44 | Edelmiro Farrell | | Independent (Military) | 7 June 1943 – 24 February 1944 | | Pedro Pablo Ramírez |
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| 45 | Juan Domingo Perón | | Independent (Military) | 24 February 1944 – 9 March 1944 |
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| 9 March 1944 – 8 October 1945 | | Edelmiro Farrell |
| 46 | Eduardo Ávalos | | Independent (Military) | 8 October 1945 – 17 October 1945 |
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| 47 | Humberto Sosa Molina | | Independent (Military) | 18 October 1945 – 4 June 1946 |
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| 4 June 1946 – 11 March 1949 | | Juan Domingo Perón |
| Ministry of Defense (1949–1955) |
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| 47 | Humberto Sosa Molina | | Independent (Military) | 11 March 1949 – 21 September 1955 | | Juan Domingo Perón |
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| Ministry of War (1955–1958) |
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| 48 | Héctor Solanas Pacheco | | Independent (Military) | 1 May 1958 – 18 June 1958 | | Arturo Frondizi |
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| Ministry of National Defense (1958–1981) |
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| 49 | Gabriel del Mazo | | Radical Civic Union | 18 June 1958 – 24 June 1959 | | Arturo Frondizi |
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| 50 | Justo Policarpo Villar | | Radical Civic Union | 25 June 1959 – 26 March 1962 |
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| 51 | Rodolfo Martínez | | Christian Democratic Party | 26 March 1962 – 29 March 1962 |
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| 52 | Ernesto J. Lanusse | | Radical Civic Union | 29 March 1962 – 30 April 1962 | | José María Guido |
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| 53 | José Luis Cantilo | | Radical Civic Union | 30 April 1962 – 30 August 1962 |
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| 54 | Adolfo Lanús | | Radical Civic Union | 30 August 1962 – 5 October 1962 |
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| 55 | José Manuel Astigueta | | Independent | 5 October 1962 – 12 October 1963 |
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| 56 | Leopoldo Suárez | | Radical Civic Union | 12 October 1963 – 28 June 1966 | | Arturo Illia |
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| 57 | Antonio Lanusse | | Independent | 28 June 1966 – 11 March 1967 | | Juan Carlos Onganía |
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| 58 | Emilio van Peborgh | | Independent | 24 March 1967 – 8 June 1969 |
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| 59 | José Cáceres Monié | | MID | 28 June 1969 – 18 June 1970 |
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| 18 June 1970 – 22 March 1971 | | Roberto Marcelo Levingston |
| 22 March 1971 – 9 May 1972 | | Alejandro Lanusse |
| 60 | Eduardo Aguirre Obarrio | | Independent | 9 May 1972 – 25 May 1973 |
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| 61 | Ángel Robledo | | Justicialist Party | 25 May 1973 – 13 July 1973 | | Héctor Cámpora |
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| 13 July 1973 – 12 October 1973 | | Raúl Lastiri |
| 12 October 1973 – 1 July 1974 | | Juan Domingo Perón |
| 1 July 1974 – 13 August 1974 | | Isabel Perón |
| 62 | Adolfo M. Savino | | Independent | 14 August 1974 – 11 July 1975 |
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| 63 | Jorge Garrido | | Independent | 11 July 1975 – 16 September 1975 |
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| 64 | Tomás Vottero | | Independent | 16 September 1975 – 15 January 1976 |
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| 65 | Ricardo Guardo | | Justicialist Party | 22 January 1976 – 8 March 1976 |
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| 66 | José Deheza | | Justicialist Party | 12 March 1976 – 24 March 1976 |
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| 67 | José María Klix | | Independent (Military) | 29 March 1976 – 30 October 1978 | | Jorge Rafael Videla |
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| 68 | David de la Riva | | Independent (Military) | 5 November 1978 – 29 March 1981 |
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| 69 | Norberto Couto | | Independent (Military) | 29 March 1981 – 12 December 1981 | | Roberto Viola |
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| Ministry of Defense (1981–Present) |
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| 70 | Amadeo Frúgoli | | Independent | 22 December 1981 – 1 July 1982 | | Leopoldo Galtieri |
|---|
| 71 | Julio Martínez Vivot | | Independent | 2 July 1982 – 10 December 1983 | | Reynaldo Bignone |
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| 72 | Raúl Borrás | | Radical Civic Union | 10 December 1983 – 27 May 1985 | | Raúl Alfonsín |
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| 73 | Roque Carranza | | Radical Civic Union | 27 May 1985 – 8 February 1986 |
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| 74 | Germán López | | Radical Civic Union | 8 February 1986 – 2 June 1986 |
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| 75 | Horacio Jaunarena | | Radical Civic Union | 2 June 1986 – 8 July 1989 |
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| 76 | Ítalo Luder | | Justicialist Party | 8 July 1989 – 26 January 1990 | | Carlos Menem |
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| 77 | Humberto Romero | | Justicialist Party | 26 January 1990 – 31 January 1991 |
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| 78 | Guido Di Tella | | Justicialist Party | 31 January 1991 – 1 March 1991 |
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| 79 | Antonio Erman González | | Justicialist Party | 1 March 1991 – 9 December 1993 |
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| 80 | Oscar Camilión | | MID | 9 December 1993 – 7 August 1996 |
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| 81 | Jorge Domínguez | | Justicialist Party | 7 August 1996 – 10 December 1999 |
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| 81 | Ricardo López Murphy | | Radical Civic Union | 10 December 1999 – 5 March 2001 | | Fernando de la Rúa |
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| 82 | Horacio Jaunarena | | Radical Civic Union | 5 March 2001 – 21 December 2001 |
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| 83 | José María Vernet | | Justicialist Party | 23 December 2001 – 30 December 2001 | | Adolfo Rodríguez Saá |
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| 84 | Horacio Jaunarena | | Radical Civic Union | 3 January 2002 – 25 May 2003 | | Eduardo Duhalde |
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| 85 | José Pampuro | | Justicialist Party | 25 May 2003 – 1 December 2005 | | Néstor Kirchner |
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| 86 | Nilda Garré | | Broad Front | 1 December 2005 – 10 December 2007 |
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| 10 December 2007 – 15 December 2010 | | Cristina Fernández de Kirchner |
| 87 | Arturo Puricelli | | Justicialist Party | 15 December 2010 – 30 May 2013 |
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| 88 | Agustín Rossi | | Justicialist Party | 30 May 2013 – 10 December 2015 |
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| 89 | Julio Martínez | | Radical Civic Union | 10 December 2015 – 17 July 2017 | | Mauricio Macri |
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| 90 | Oscar Aguad | | Radical Civic Union | 17 July 2017 – 10 December 2019 |
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| 91 | Agustín Rossi | | Justicialist Party | 10 December 2019 – 10 August 2021 | | Alberto Fernández |
|---|
| 92 | Jorge Taiana | | Justicialist Party | 10 August 2021 – 10 December 2023 |
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| 93 | Luis Petri | | Radical Civic Union | 10 December 2023 – present | | Javier Milei |
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