Submarines
- 3 × Glavkos class (Type 209-1100 Submarine - Neptune I upgrade)
- Nirefs (S-111) Υ/Β Νηρεύς
- Triton (S-112) Υ/Β Τρίτων
- Protefs (S-113) Υ/Β Πρωτεύς
- 4 × Poseidon class (Type 209-1200 Submarine - Neptune II upgrade)
- Poseidon (S-116) Υ/Β Ποσειδών
- Amphitriti (S-117) Υ/Β Αμφιτρίτη
- Okeanos (S-118) Υ/Β Ωκεανός
- Pontos (S-119) Υ/Β Πόντος
- 1 × Papanikolis class (Type 214 Submarine), plus 3 under construction
- Papanikolis (S-120) Υ/Β Παπανικολής
- Pipinos (S-121) Υ/Β Πιπίνος (under construction)
- Matrozos (S-122) Υ/Β Ματρώζος (under construction)
- Katsonis (S-123) Υ/Β Κατσώνης (under construction)
Read more about this topic: List Of Current Ships Of The Hellenic Navy