| Office: | Minister for Foreign Affairs |
| President: | Ali Bongo Ondimba |
| Term Start: | March 2022 |
| Term End: | 20 January 2023 |
| Predecessor: | Pacôme Moubelet-Boubeya |
| Successor: | Hermann Immongault |
| Office2: | Minister of Defense |
| President2: | Ali Bongo Ondimba |
| Term Start2: | January 2020 |
| Term End2: | March 2022 |
| Predecessor2: | Rose Christiane Raponda |
| Successor2: | Félicité Ongouori Ngoubili |
| Office3: | Ambassador to the United States |
| President3: | Ali Bongo Ondimba |
| Term Start3: | 2011 |
| Term End3: | January 2020 |
| Predecessor3: | Carlos Victor Boungou |
| Successor3: | Noël Nelson Messone |
| Birth Date: | 10 January 1961 |
| Birth Place: | Makokou, Gabon |
| Death Place: | Gabon |
| Party: | Gabonese Democratic Party |
Michael Moussa Adamo (10 January 1961 – 20 January 2023) was a Gabonese politician and diplomat.
Moussa Adamo was born on 10 January 1961[1] in Makokou. He started out as a presenter on national television. In 2000, he was made chief of staff of defence minister Ali Bongo Ondimba. When Bongo was elected president in 2009, he served as Bongo's special adviser. Moussa Adamo served as Gabon's ambassador to the United States from 2011 to 2020. After, he served as defence minister before becoming foreign minister. He died on 20 January 2023 after a heart attack while waiting to go into a cabinet meeting.[2] [3]