 | This article relies largely or entirely on a single source. (July 2020) |
Giannandrea Giustiniani Longo | |
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| 51st Doge of the Republic of Genoa | |
| In office 4 January 1539 – 4 January 1541 | |
| Preceded by | Giovanni Battista Doria |
| Succeeded by | Leonardo Cattaneo della Volta |
| Personal details | |
| Born | 1494 Genoa, Republic of Genoa |
| Died | 1554 Genoa, Republic of Genoa |
Giannandrea Giustiniani Longo (Genoa, 1494 - Genoa, 1554) was the 51st Doge of the Republic of Genoa.