| Konstantinos Theofylaktos | |
| Birth Place: | Trapezunta |
| Spouse: | Eleni |
| Children: | Adam |
| Occupation: | Banker & Merchant |
Konstantinos Theofylaktos (Greek, Modern (1453-);: Κωνσταντίνος Θεοφύλακτος, born in Trapezunta), was a banker and mayor of Trabzon, Turkey from 1916 until 1918.[1] He was the owner of Kostaki Mansion built between 1889–1913 as a large family accommodation, which is reorganised as the Trabzon Museum.[2]