Konstantinos
Konstantinos or Constantinos is a Greek male given name.
- Konstantinos "Kosta" Barbarouses, New Zealand footballer
- Konstantinos Chalkias, Greek footballer
- Konstadinos Gatsioudis, Greek athlete
- Konstantinos Gavras, Greek-French filmmaker
- Konstantinos Kanaris, Greek admiral and statesman, former Prime Minister of Greece
- Konstantinos Karamanlis, former Prime Minister and President of Greece
- Konstantinos Kenteris, Greek athlete and Olympic gold medalist
- Konstantinos Koukodimos, former Greek athlete and politician
- Konstantinos Logothetopoulos, former Prime Minister of Greece
- Kostas Mitroglou, Greek footballer
- Konstantinos Mitsotakis, former Prime Minister of Greece
- Konstantinos Paparrigopoulos, Greek historian
- Konstantinos Papathanassiou, German engineer
- Konstantinos Psachos, Greek scholar and musicologist
- Konstantinos Simitis, former Prime Minister of Greece
- Konstantinos Stephanopoulos, former President of Greece
- Konstantinos Tsaldaris, Greek politician
- Konstantinos Tsatsos, former President of Greece
- Konstantinos Tsiklitiras, Greek athlete and Olympic gold medalist
- Konstantinos Versis, Greek Army officer
- Konstadinos Zalagitis, Greek athlete
- Zara Yaqob, Constantine I of Ethiopia
- Eskender, Constantine II of Ethiopia