2015–16 A1 Ethniki (men's water polo)
# 2015–16 A1 Ethniki (men's water polo)

The 2015–16 A1 Ethniki is the 85th season of the Greek premier Water polo league and the 30th of A1 Ethniki.

## Team information

The following 12 clubs compete in the A1 Ethniki during the 2015–16 season:

A1 Ethniki :

| Team | City | Pool | Founded |
| - | - | - | - |
| Chios | Chios | Ionikó natatorium | 1930 |
| Ethnikos | Piraeus | Papastrateio natatorium | 1923 |
| Glyfada | Glyfada | Alymou natatorium | 1946 |
| Kalamaki | Alimos | | 1947 |
| GS Ilioupolis | Ilioupoli | | |
| NE Patras | Patras | | 2006 |
| Olympiacos | Piraeus | Papastrateio natatorium | 1925 |
| Palaio Faliro | Palaio Faliro | | |
| Panathinaikos | Athens | Olympic Aquatic Centre | 1930 |
| PAOK | Thessaloniki | Poseidoneio natatorium | 1931 |
| Vouliagmeni | Vouliagmeni | NOV natatorium | 1937 |
| Ydraikos | Hydra | | |

## Regular season

### Standings

* Championship Playoff
* Relegation Playout

| | Team | Pld | W | D | L | GF | GA | Diff | Pts |
| - | - | - | - | - | - | - | - | - | - |
| 1 | Olympiacos | 22 | 22 | 0 | 0 | 387 | 72 | +315 | 66 |
| 2 | Vouliagmeni | 22 | 19 | 1 | 2 | 213 | 115 | +98 | 58 |
| 3 | Panathinaikos | 22 | 14 | 4 | 4 | 217 | 151 | +66 | 46 |
| 4 | Ydraikos | 22 | 13 | 3 | 6 | 191 | 176 | +15 | 42 |
| 5 | Ethnikos | 22 | 12 | 3 | 7 | 189 | 160 | +29 | 39 |
| 6 | PAOK | 22 | 10 | 2 | 10 | 198 | 199 | −1 | 32 |
| 7 | Glyfada | 22 | 9 | 3 | 13 | 193 | 192 | +1 | 30 |
| 8 | Chios | 22 | 9 | 2 | 11 | 143 | 181 | −38 | 29 |
| 9 | Palaio Faliro | 22 | 7 | 2 | 13 | 171 | 207 | −36 | 23 |
| 10 | Kalamaki | 22 | 3 | 1 | 18 | 151 | 262 | −111 | 10 |
| 11 | GS Ilioupolis | 22 | 3 | 0 | 19 | 120 | 257 | −137 | 9 |
| 12 | NE Patras | 22 | 0 | 1 | 21 | 103 | 304 | −201 | −2 |

Pld - Played; W - Won; D - Drawn; L - Lost; GF - Goals for; GA - Goals against; Diff - Difference; Pts - Points.

Source: A1 Ethniki

## Playoffs

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| | | | | | 1 | Olympiacos | 13 | 13 | – | | | | | | | |
| 4 | Ydraikos | 11 | 7 | 7 | 5 | Ethnikos Piraeus | 7 | 5 | – | | | | | | | |
| 5 | Ethnikos Piraeus | 9 | 10 | 12 | | | | | | 1 | Olympiacos | 11 | 10 | 10 | – | – |
| | | | | | | | | | | 2 | Vouliagmeni | 3 | 8 | 5 | – | – |
| | | | | | 2 | Vouliagmeni | 12 | 4 | 12 |
| 3 | Panathinaikos | 12 | 12 | – | 3 | Panathinaikos | 10 | 8 | 6 |
| 6 | PAOK | 6 | 6 | – | | | | | | Third place | Third place | Third place | Third place | Third place |
| | | | | | | | | | | 3 | Panathinaikos | 7 | 12 | – |
| | | | | | | | | | | 5 | Ethnikos Piraeus | 2 | 10 | – |
| 5th place match | 5th place match | 5th place match |
| 4 | Ydraikos | 7 |
| 6 | PAOK | 6 |

## Play outs

| Relegation series | Relegation series | Relegation series | Relegation series | Relegation series | Relegation series | Relegation series | 9th place match | 9th place match | 9th place match |
| - | - | - | - | - | - | - | - | - | - |
| 9 | Palaio Faliro | 12 | 17 | 22 | – | – | | | |
| 12 | NE Patras | 9 | 6 | 2 | – | – | | | |
| 12 | NE Patras | 9 | 6 | 2 | – | – | 9 | Palaio Faliro | 13 |
| | | | | | | | 10 | Kalamaki | 6 |
| 10 | Kalamaki | 6 | 10 | 5 | – | – | 10 | Kalamaki | 6 |
| 11 | GS Ilioupolis | 3 | 8 | 4 | – | – | 11th place match | 11th place match | 11th place match |
| | | | | | | | 11 | GS Ilioupolis | 27 |
| | | | | | | | 12 | NE Patras | 2 |

## Final standings

* Qualified for the 2016–17 LEN Champions League
* Qualified for the 2016–17 LEN Euro Cup
* Relegated to the 2016–17 A2 Ethniki

| Rank | Team |
| - | - |
| | Olympiacos |
| | Vouliagmeni |
| | Panathinaikos |
| 4 | Ethnikos |
| 5 | Ydraikos |
| 6 | PAOK |
| 7 | Glyfada |
| 8 | Chios |
| 9 | Palaio Faliro |
| 10 | Kalamaki |
| 11 | GS Ilioupolis |
| 12 | NE Patras |
