| Tenure |
Portrait |
Incumbent |
Notes |
| French Suzerainty |
| French Protectorate of Porto-Novo Protectorate placed over the Porto-Novo (Hogbonu) Kingdom |
| 25 February 1863 to 2 January 1865 | | Marius Daumas,
Agent | |
| Porto-Novo Kingdom |
| 2 January 1865 to 14 April 1882 | none | |
| French Protectorate of Porto-Novo | Restored |
| 14 April 1882 to June 1882 | | |
| June 1882 to 1883 | | Bonaventure Colonna de Lecca,
Resident | |
| 1883 to 1883 | | Henri Guilman,
Resident | |
| 1883 to 1884 | | Daniel Germa,
Resident | |
| 1884 to July 1884 | | Léopold Maignot,
Resident | |
| Ju1y 1884 to 1886 | | Charles Disnematin-Dorat,
Resident | |
| 1886 to 1886 | | Émmanuel Roget,
Resident | |
| 1886 to 1887 |  | Jean-Marie Bayol,
Resident | |
| 1887 to 16 June 1887 | | Gentian-Antonin-Maire Péréton,
Resident | |
| 16 June 1887 to 11 July 1888 | | Victor-Marie-Paul Ballot,
Resident | 1st term |
| 11 July 1888 to 1889 | | Paul-Alphonse-Frédéric-Mari de Beeckmann,
Administrator | |
| 1889 to 19 October 1889 | | Louis-Frédéric-Émil Tautain,
Resident | |
| 19 October 1889 to 22 December 1891 | | Victor-Marie-Paul Ballot,
Resident | 2nd term |
| 22 December 1891 to 22 June 1893 | | Victor-Marie-Paul Ballot,
Lieutenant Governor | |
| Porto-Novo Colony |
| 22 June 1893 to 20 January 1894 | | Victor-Marie-Paul Ballot,
Lieutenant Governor | |
| Dahomey Colony |
| 20 January 1894 to 22 June 1894 | | Victor-Marie-Paul Ballot,
Lieutenant Governor | |
| 22 June 1894 to 3 July 1899 | | Victor-Marie-Paul Ballot,
Governor | |
| 3 July 1899 to 8 October 1899 | | Jean-Baptiste Fonssagrives,
acting Governor | |
| 8 October 1899 to 26 November 1900 | | Pierre-Hubert-Auguste Pascal,
acting Governor | |
| 26 November 1900 to 5 May 1906 |  | Victor-Théophile Liotard,
Governor | |
| 5 May 1906 to 9 June 1906 | | Joseph-Étienne-Gabriel Lhuerre,
acting Governor | |
| 9 June 1906 to 16 July 1906 | | Charles-Emmanuel-Joseph Marchal,
acting Governor | |
| 16 July 1906 to 8 March 1908 | | Charles-Emmanuel-Joseph Marchal,
Governor | |
| 8 March 1908 to 22 September 1908 |  | Marie-Antoine Gaudart,
acting Governor | |
| 22 September 1908 to 9 October 1908 | | Charles-Désiré-Auguste Brunet,
acting Governor | |
| 9 October 1908 to 25 April 1909 | | Jean-Jules-Émile Peuvergne,
Governor | |
| 25 April 1909 to 6 March 1911 | | Henri-Jules-Jean-Baptiste Malan,
Governor | |
| 6 March 1911 to 24 June 1911 | | Raphaël-Velentin-Marius Antonetti,
Governor | |
| Dahomey Colony and Dependencies |
| 24 June 1911 to 9 May 1912 | | Emile Merwart,
Lieutenant-Governor | |
| 9 May 1912 to 11 July 1912 |  | Charles-Henri-Adrien Noufflard,
acting Lieutenant-Governor | |
| 11 July 1912 to 7 April 1917 | Charles-Henri-Adrien Noufflard,
Lieutenant-Governor | |
| 7 April 1917 to July 1919 |  | Gaston Fourn,
acting Lieutenant-Governor | |
| July 1919 to 29 August 1928 | Gaston Fourn,
Lieutenant-Governor | |
| 29 August 1928 to 4 April 1929 | | Lucien-Eugène Geay,
acting Lieutenant-Governor | |
| 4 April 1929 to 8 February 1931 | | Dieudonné-François-Joseph-Marie Reste,
Lieutenant-Governor | |
| 8 February 1931 to 7 January 1932 | | Théophile-Antione-Pascal Tellier,
Lieutenant-Governor | |
| 7 January 1932 to 2 August 1932 | | Louis-Placide Blacher,
Lieutenant-Governor | |
| 2 August 1932 to 22 July 1933 | | Louis Aujas,
acting Lieutenant-Governor | |
| 22 July 1933 to 24 August 1934 | | Jules Marcel de Coppet,
Lieutenant-Governor | |
| 24 August 1934 to 15 February 1935 | | Jean Desanti,
acting Lieutenant-Governor | |
| 15 February 1935 to 12 January 1937 | | Maurice-Léon Bourgine,
Lieutenant-Governor | |
| 12 January 1937 to 7 August 1937 | | Henri-Étienne Martinet,
acting Lieutenant-Governor | 1st term |
| 7 August 1937 to 7 April 1938 | | Ernest Gayon,
acting Lieutenant-Governor | |
| 7 April 1938 to 1 June 1938 | | Henri-Étienne Martinet,
acting Lieutenant-Governor | 2nd term |
| 1 June 1938 to 27 August 1940 | | Armand Léon Annet,
Lieutenant-Governor | |
| 27 August 1940 to 18 September 1940 | | Pierre-Jean-André Paliceti,
acting Lieutenant-Governor | |
| 18 September 1940 to 26 August 1943 | | Léon-Hippolyte Truitard,
Lieutenant-Governor | |
| 26 August 1943 to 21 May 1946 | | Charles-André-Maurice-Assier de Pompignan,
Lieutenant-Governor | |
| Dahomey Overseas Territory |
| 21 May 1946 to 14 January 1948 | | Robert Legendre,
acting Governor | |
| 14 January 1948 to 13 January 1949 | | Jean-Georges Chambon,
Governor | |
| 13 January 1949 to 19 September 1949 | | Jacques-Alphonse Boissier,
Governor | |
| 19 September 1949 to November 1951 | | Claude Valluy,
acting Governor | |
| November 1951 to 21 June 1955 | | Charles-Henri Bonfils,
Governor | |
| 21 June 1955 to 21 March 1958 | | Marc-Casimir Biros,
Governor | In some sources Casimir-Marc Biros |
| 21 March 1958 to 15 July 1958 | | Bernard Hepp,
acting Governor | |
| 15 July 1958 to 4 December 1958 | | René Tirant,
acting Governor | |
| Republic of Dahomey | Autonomous |
| 4 December 1958 to 1 August 1960 | | René Tirant,
High Commissioner | |
| 1 August 1960 | Independence as Republic of Dahomey |
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