William Alexander Trapp
- Current team
- Minnesota United FC (Major League Soccer)
- Position
- Midfielder
- Nationality
- USA
- Age
- 32
- Born
- Jan 15, 1993 — Columbus, USA
- Height
- 173 cm
- Weight
- 73 kg
| 2026 | Major League Soccer | Minnesota United FC | Midfielder | 9 | 568 | 0 | 0 | 0 | 0 | 6 | 87 | 1 | 0 | 6.69 |
| 2025 | Leagues Cup | Minnesota United FC | Midfielder | 2 | 90 | 0 | 0 | 0 | 0 | 2 | — | 0 | 0 | 7.90 |
| 2025 | US Open Cup | Minnesota United FC | Midfielder | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2025 | Major League Soccer | Minnesota United FC | Midfielder | 37 | 3055 | 2 | 2 | 7 | 4 | 18 | — | 3 | 0 | 6.83 |
| 2024 | MLS Next Pro | Minnesota United II | Midfielder | 1 | 32 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2024 | Major League Soccer | Minnesota United FC | Midfielder | 30 | 2543 | 1 | 1 | 17 | 5 | 20 | — | 6 | 0 | 6.91 |
| 2024 | Leagues Cup | Minnesota United FC | Midfielder | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2023 | Major League Soccer | Minnesota United FC | Midfielder | 30 | 2425 | 0 | 0 | 17 | 3 | 22 | — | 6 | 0 | 6.80 |
| 2023 | US Open Cup | Minnesota United FC | Midfielder | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2023 | Leagues Cup | Minnesota United FC | Midfielder | 5 | 434 | 0 | 0 | 2 | 1 | 1 | — | 3 | 0 | 6.95 |
| 2022 | Major League Soccer | Minnesota United FC | Midfielder | 28 | 2254 | 0 | 0 | 8 | 4 | 13 | 40 | 11 | 0 | 6.84 |
| 2022 | US Open Cup | Minnesota United FC | Midfielder | 1 | 25 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2021 | Major League Soccer | Minnesota United FC | Midfielder | 32 | 2804 | 1 | 1 | 8 | 3 | 23 | 47 | 6 | 0 | 6.90 |
| 2020 | Major League Soccer | Inter Miami | Midfielder | 22 | 1431 | 0 | 0 | 3 | 2 | 6 | 47 | 5 | 0 | 6.85 |
| 2019 | Major League Soccer | Columbus Crew | Midfielder | 28 | 2329 | 0 | 3 | 4 | 0 | 21 | 85 | 5 | 0 | 6.91 |
| 2019 | Concacaf Nations League | USA | Midfielder | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2019 | CONCACAF Gold Cup | USA | Midfielder | 2 | 118 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2019 | Friendlies | USA | Midfielder | 7 | 436 | 0 | 0 | 0 | 0 | 0 | — | 1 | 0 | — |
| 2018 | Major League Soccer | Columbus Crew | Midfielder | 33 | 2920 | 1 | 1 | 9 | 3 | 26 | 87 | 3 | 0 | 7.05 |
| 2018 | Friendlies | USA | Midfielder | 9 | 714 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2017 | Major League Soccer | Columbus Crew | Midfielder | 39 | 3515 | 0 | 4 | 8 | 3 | 23 | 86 | 3 | 0 | 7.16 |
| 2017 | US Open Cup | Columbus Crew | Midfielder | 1 | 90 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2017 | Friendlies | USA | Midfielder | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2016 | Major League Soccer | Columbus Crew | Midfielder | 30 | 2543 | 0 | 0 | 10 | 0 | 13 | 87 | 5 | 0 | 7.01 |
| 2016 | MLS All-Star | MLS All-Stars | Midfielder | 1 | 44 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2016 | US Open Cup | Columbus Crew | Midfielder | 2 | 88 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2016 | Olympics Intercontinental Play-offs | United States U23 | Midfielder | 2 | 180 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2016 | Olympic Qualifying Concacaf | United States U23 | Midfielder | 4 | 360 | 0 | 0 | 0 | 0 | 0 | — | 2 | 0 | — |
| 2016 | Friendlies | USA | Midfielder | 1 | 13 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2015 | Major League Soccer | Columbus Crew | Midfielder | 24 | 2012 | 0 | 1 | 6 | 2 | 19 | 72 | 0 | 0 | 7.25 |
| 2015 | US Open Cup | Columbus Crew | Midfielder | 1 | 15 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2015 | Friendlies | USA | Midfielder | 1 | 30 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2014 | Major League Soccer | Columbus Crew | Midfielder | 30 | 2666 | 1 | 0 | 0 | 0 | 0 | — | 6 | 0 | — |
| 2014 | US Open Cup | Columbus Crew | Midfielder | 1 | 49 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2013 | Major League Soccer | Columbus Crew | Midfielder | 16 | 1389 | 0 | 0 | 0 | 0 | 0 | — | 3 | 0 | — |
| 2013 | FIFA U20 World Cup | United States U20 | Midfielder | 3 | 270 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2013 | Concacaf U20 | United States U20 | Midfielder | 5 | 436 | 1 | 0 | 0 | 0 | 0 | — | 1 | 0 | — |
| 2013 | Tournoi Maurice Revello | USA U21 | Midfielder | 4 | 280 | 0 | 0 | 0 | 0 | 0 | — | 0 | 0 | — |