| Club: | Werder Bremen |
| Season: | 2017–18 |
| Chrtitle: | President |
| Chairman: | Klaus-Dieter Fischer |
| Stadium: | Weser-Stadion |
| League: | Bundesliga |
| League Result: | 11th |
| Cup1: | DFB-Pokal |
| Cup1 Result: | Quarter-finals |
| Highest Attendance: | 42,100 |
| Lowest Attendance: | 31,210 |
| Average Attendance: | 40,870 |
| Pattern La1: | _werder1718h |
| Pattern B1: | _werder1718h |
| Pattern Ra1: | _werder1718h |
| Pattern Sh1: | _werder1718h |
| Pattern So1: | _werder1718h |
| Leftarm1: | 008064 |
| Body1: | 008064 |
| Rightarm1: | 008064 |
| Shorts1: | 008064 |
| Socks1: | 00FF00 |
| Pattern La2: | _werder1718a |
| Pattern B2: | _werder1718a |
| Pattern Ra2: | _werder1718a |
| Pattern Sh2: | _werder1718a |
| Pattern So2: | _werder1718a |
| Leftarm2: | FFFFFF |
| Body2: | FFFFFF |
| Rightarm2: | FFFFFF |
| Shorts2: | FFFFFF |
| Socks2: | FFFFFF |
| Pattern B3: | _werder1617a |
| Pattern Sh3: | _monterrey1213t1 |
| Pattern So3: | _werder1617a |
| Leftarm3: | 1E0033 |
| Body3: | 1E0033 |
| Rightarm3: | 1E0033 |
| Shorts3: | 1E0033 |
| Socks3: | FF8000 |
| Prevseason: | 2016–17 |
| Nextseason: | 2018–19 |
The 2017–18 SV Werder Bremen season was the 119th season in the football club's history and 37th consecutive and 54th overall season in the top flight of German football, the Bundesliga, having been promoted from the 2. Bundesliga Nord in 1981. In addition to the domestic league, Werder Bremen were participating in this season's edition of the domestic cup competition, the DFB-Pokal. This was the 71st season for Bremen in the Weser-Stadion, located in Bremen, Free Hanseatic City of Bremen, Germany. The season covered a period from 1 July 2017 to 30 June 2018.