| Agios Konstantinos | |
| Name Local: | Άγιος Κωνσταντίνος |
| Type: | community |
| Periph: | Peloponnese |
| Periphunit: | Laconia |
| Municipality: | Sparta |
| Municunit: | Pellana |
| Population As Of: | 2021 |
| Population: | 71 |
Agios Konstantinos (el|Άγιος Κωνσταντίνος, before 1930: Ραγκόξαινα or Ρεγκόζενα - Ragkoxaina or Regkozena[1]) is a village and community in the municipal unit of Pellana, Laconia, Greece.[2]