| Club: | NorthEast United |
| Season: | 2015 |
| Manager: | César Farías |
| Mgrtitle: | Head Coach |
| Chairman: | John Abraham |
| Chrtitle: | Chairman |
| Stadium: | Indira Gandhi Athletic Stadium |
| League: | ISL |
| League Result: | 5th |
| League Topscorer: | Nicolás Vélez (5) |
| Season Topscorer: | Nicolás Vélez (5) |
| Highest Attendance: | 30,319 |
| Lowest Attendance: | 15,123 |
| Average Attendance: | 24,588 |
| Pattern Name1: | Home |
| Pattern La1: | _thickredhoop |
| Pattern B1: | _redcollar |
| Pattern Ra1: | _thickblackhoop |
| Pattern Sh1: | _red_black_sides |
| Pattern So1: | _black_stripe_on_thick_red_band |
| Pattern Name2: | Away |
| Pattern La2: | _thickwhitehoop |
| Pattern B2: | _whitecollar |
| Pattern Ra2: | _thickblackhoop |
| Leftarm2: | ff0000 |
| Body2: | ff0000 |
| Rightarm2: | ff0000 |
| Shorts2: | ff0000 |
| Socks2: | ff0000 |
| Pattern Name3: | Third |
| Pattern La3: | _thickredhoop |
| Pattern B3: | _whitecollar |
| Pattern Ra3: | _thickwhitehoop |
| Leftarm3: | 000000 |
| Body3: | 000000 |
| Rightarm3: | 000000 |
| Shorts3: | 000000 |
| Socks3: | 000000 |
| Prevseason: | 2014 |
| Nextseason: | 2016 |
The 2015 Season was NorthEast United's 2nd season in existence in the Indian Super League.
In:[1] [2] [3] [4] [5] [6] [7] [8] [9] [10]
Out:
| Position | Name | |
|---|---|---|
| Manager |  César Farías | |
| Assistant manager | Guillermo Sánchez | |
| Assistant coach |  Santosh Kashyap | |
| Goalkeeping coach |  Gennaro Bracigliano | |
| Technical director | Simon Festinesi Bruno Satin | |
| Head physiotherapist | Tanveer Siddiqui | |
| Physiotherapist | Utsav Shah |
See main article: 2015 Indian Super League.
|-|colspan="14"|Players who left NorthEast United due to injury during the season:|}
| width=60 | Place | width=60 | Position | width=60 | Nation | width=60 | Number | width=150 | Name | width=150 | Indian Super League | width=80 | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | FW |  | 19 | Nicolás Vélez | 5 | 5 | |||||||
| 2 | MF | 20 | Simão | 3 | 3 | ||||||||
| FW |  | 39 | Diomansy Kamara | 3 | 3 | ||||||||
| 5 | FW |  | 23 | Francis Dadzie | 1 | 1 | |||||||
| MF | | 14 | Boithang Haokip | 1 | 1 | ||||||||
| MF | 10 | Silas | 1 | 1 | |||||||||
| MF |  | 8 | Bruno | 1 | 1 | ||||||||
| FW | | 77 | Victor Mendy | 1 | 1 | ||||||||
| MF | | 11 | Satiyasen Singh | 1 | 1 | ||||||||
| DF | | 38 | André Bikey | 1 | 1 | ||||||||
| TOTALS | 17 | 17 | |||||||||||
| Number | Nation | Position | Name | Indian Super League | Total | |||
| width=60 style="background: #FFEE99" | width=60 style="background: #FF8888" | width=60 style="background: #FFEE99" | width=60 style="background: #FF8888" | |||||
|---|---|---|---|---|---|---|---|---|
| 6 | | MF | Yumnam Raju | 3 | 0 | 3 | 0 | |
| 7 | | MF | Sanju Pradhan | 2 | 0 | 2 | 0 | |
| 8 | | MF | Bruno | 3 | 0 | 3 | 0 | |
| 10 | MF | Silas | 3 | 0 | 3 | 0 | ||
| 11 | | MF | Satiyasen Singh | 1 | 0 | 1 | 0 | |
| 12 | | DF | Reagan Singh | 1 | 0 | 1 | 0 | |
| 19 | | FW | Nicolás Vélez | 1 | 0 | 1 | 0 | |
| 20 | MF | Simão | 1 | 0 | 1 | 0 | ||
| 21 | | DF | Robin Gurung | 1 | 0 | 1 | 0 | |
| 22 | | MF | Siam Hanghal | 3 | 0 | 3 | 0 | |
| 38 |  | DF | André Bikey | 3 | 0 | 3 | 0 | |
| 39 | | FW | Diomansy Kamara | 6 | 0 | 6 | 0 | |
| 44 | | DF | Carlos Javier López | 5 | 0 | 5 | 0 | |
| TOTALS | 33 | 0 | 33 | 0 | ||||