2005–06 Greek Cup Calendar Calendar

| Round | Fixtures | Clubs | New_entries | Leagues_entering |
|---|---|---|---|---|
| First Round | 1 | 65 → 64 | 2 | Gamma Ethniki |
| Second Round | 16 | 64 → 48 | 31 | Gamma Ethniki |
| Third Round | 16 | 48 → 32 | 16 | Beta Ethniki |
| Fourth Round | 16 | 32 → 16 | 16 | Alpha Ethniki |
| Fifth Round | 8 | 16 → 8 | none | none |
| Quarter-finals | 4 | 8 → 4 | none | none |
| Semi-finals | 2 | 4 → 2 | none | none |
| Final | 1 | 2 → 1 | none | none |