| Team | : | Seattle Sounders FC |
| Nickname(s) | : | Sounders |
| Home Stadium | : | CenturyLink Field |
| Stadium Capacity | : | 39,419 |
| Location | : | Seattle, Washington |
| Sponsors | : | Xbox |
| Website | : | http://www.soundersfc.com/ |
| League | : | 2017 Major League Soccer |
| Manager | : |  Brian Schmetzer |
Seattle Sounders FC is an American professional soccer club based in Seattle, Washington. The Sounders compete as a member of the Western Conference of Major League Soccer (MLS) and are the league's current defending champions, having won the 2016 MLS Cup. The club was established on November 13, 2007, and began play in 2009 as an MLS expansion team. The Sounders are the third Seattle soccer club to share the Sounders name being part of a legacy which traces back to the original team of the NASL in 1974.
Squad
| No | Position | Player Name |
|---|---|---|
| 1 | GK | Tyler Miller |
| 2 | FW | Clint Dempsey |
| 3 | DF | Brad Evans |
| 4 | MF |  Gustav Svensson |
| 5 | DF |  Nouhou |
| 6 | MF |  Osvaldo Alonso |
| 7 | MF | Cristian Roldan |
| 8 | MF |  Víctor Rodríguez |
| 10 | MF |  Nicolás Lodeiro |
| 11 | MF | Aaron Kovar |
| 12 | FW | Seyi Adekoya |
| 13 | FW | Jordan Morris |
| 14 | DF | Chad Marshall |
| 15 | DF |  Tony Alfaro |
| No | Position | Player Name |
|---|---|---|
| 16 | MF |  Calum Mallace |
| 17 | FW | Will Bruin |
| 18 | DF |  Kelvin Leerdam |
| 19 | MF | Harry Shipp |
| 21 | MF |  Jordy Delem |
| 23 | MF | Henry Wingo |
| 24 | GK |  Stefan Frei |
| 27 | FW | Lamar Neagle |
| 29 | DF |  Román Torres |
| 32 | MF | Zach Mathers |
| 33 | DF |  Joevin Jones |
| 35 | GK | Bryan Meredith |
| 91 | DF |  Oniel Fisher |
| - | ||
Note: —