| Club: | Wellington Phoenix |
| Season: | 2015–16 |
| Manager: | Ernie Merrick |
| Chairman: | Rob Morrison |
| League: | A-League |
| League Result: | 9th |
| League2: | ASB Premiership |
| League2 Result: | 7th |
| Cup1: | A-League Finals Series |
| Cup2: | FFA Cup |
| Cup2 Result: | Round of 16 |
| League Topscorer: | Blake Powell (8 goals) |
| Season Topscorer: | Blake Powell (9 goals) |
| Highest Attendance: | 13,584 vs Adelaide United 13 November 2015 |
| Lowest Attendance: | 5,103 vs Melbourne Victory 2 April 2016 |
| Average Attendance: | 8,042 |
| Pattern La1: | _wellingtonphoenixfc_1415local |
| Pattern B1: | _wellingtonphoenixfc_1415local |
| Pattern Ra1: | __wellingtonphoenixfc_1415local |
| Pattern Sh1: | _wellington_1314local |
| Pattern So1: | _3_stripes_yellow |
| Leftarm1: | FFFFFF |
| Body1: | FFFFFF |
| Rightarm1: | FFFFFF |
| Shorts1: | FFFFFF |
| Socks1: | 000000 |
| Pattern La2: | _wellingtonphoenixfc_1415visita |
| Pattern B2: | _wellingtonphoenixfc_1415visita |
| Pattern Ra2: | _wellingtonphoenixfc_1415visita |
| Pattern Sh2: | _wellington_1314visita |
| Pattern So2: | _PHOENIX_1112a |
| Leftarm2: | FFFFFF |
| Body2: | FFFFFF |
| Rightarm2: | FFFFFF |
| Shorts2: | FFFFFF |
| Socks2: | FFFFFF |
| Prevseason: | 2014–15 |
| Nextseason: | 2016–17 |
The 2015–16 Wellington Phoenix FC season was the club's ninth season since its establishment in 2007. The club participated in the A-League for the ninth time, the FFA Cup for the second time, and fielded a reserves squad in the ASB Premiership for the second time.
| Name | Position | Duration | Contract Expiry | Notes |
|---|---|---|---|---|
 Lewis Italiano | Goalkeeper | 1 year | 2017 | [1] |
 Dylan Fox | Defender | 3 years | 2019 | |
 Alex Rodriguez | Central midfielder | 1 year | 2017 | |
| Tom Doyle | Left-back | 1 year | 2017 | |
| Matthew Ridenton | Midfielder | 2 years | 2018 | |
| Blake Powell | Striker | 1 year | 2017 | |
| Position | Name | |
|---|---|---|
| Head coach | Ernie Merrick | |
| Assistant coach | Chris Greenacre | |
| Reserves Team Coach | Andy Hedge | |
| Goalkeeping coach | Jonathan Gould | |
| Strength & conditioning coach | Lee Spence |
|-|colspan="24"|Players no longer at the club:
| Competition | Started round | Final position / round | First match | Last match | |
|---|---|---|---|---|---|
| A-League | — | 9th | 11 October 2015 | 10 April 2016 | |
| FFA Cup | Round of 32 | Round of 16 | 11 August 2015 | 26 August 2015 | |
| ASB Premiership | — | 7th | 15 November 2015 | 26 February 2016 |
See main article: 2015–16 A-League.
See main article: 2015 FFA Cup.
See main article: 2015–16 ASB Premiership.