Giovanni Giustiniani
PersonGenoese captain and soldier (15th century)

Giovanni Giustiniani Longo was a Genoese nobleman, mercenary captain, and defender of Constantinople during its siege in 1453. He was instrumental in its defense and commanded 700 men, as well as leading the land forces protecting the city.
| Born | 1418-01-01 |
| Died | 1453-06-01 |
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Data sourced from Wikidata (Q59879)