Defensive midfielder · Seattle Sounders FC
Mark O'Neill
#40 · USA
Mark O'Neill (Seattle Sounders FC) has 3 goals and 3 assists in 28 competitive games in 2026 with an average rating of 7.15.
Profile
- Club
- Tacoma Defiance
- Position
- Defensive midfielder
- Shirt
- 40
- Age
- 24 · Mar 8, 2002
- Nationality
- USA
- Height
- 184 cm
2026 season by competition
| Competition | P | Goals | Ast | Rtg | |||
|---|---|---|---|---|---|---|---|
| Leagues Cup | 2 | 97 | 0 | 0 | 6.61 | 0 | 0 |
| MLS Next Pro | 26 | – | 3 | 3 | 7.19 | – | – |
| Total | 28 | – | 3 | 3 | 7.15 | – | – |
Season data updated every 24 hours.
Recent games
- Oct 11, 2026@San Jose Earthquakes II4-47.8MLS Next Pro · 120' · ⚽ 1 🟨
- Sep 20, 2026vsPortland Timbers 21-16.8MLS Next Pro · 90'
- Sep 13, 2026@Ventura County FC3-07.0MLS Next Pro · 90'
- Sep 5, 2026@San Jose Earthquakes II1-27.8MLS Next Pro · 90' · ⚽ 1
- Aug 30, 2026@Real Monarchs SLC3-05.6MLS Next Pro · 90' · 🟨
- Aug 24, 2026vsSporting Kansas City II4-07.5MLS Next Pro · 90'
- Aug 16, 2026@Los Angeles FC II4-36.9MLS Next Pro · 90' · 🅰 1 🟨
- Aug 12, 2026vs
Guadalajara1-26.9Leagues Cup · 84' - Aug 9, 2026vs
Querétaro3-06.4Leagues Cup · 13' - Jul 26, 2026vsColorado Rapids 22-17.7MLS Next Pro · 90'
Career
| Club | Period | P | Goals | Ast |
|---|---|---|---|---|
 Seattle Sounders FC | 2026– | 2 | 0 | 0 |
| Tacoma DefianceFree | 2026– | 26 | 3 | 3 |
 Vancouver Whitecaps | 2025–2025 | – | – | – |
| Vancouver Whitecaps 2 | 2025–2025 | 27 | 9 | 1 |
| Vermont Green FC | 2022–2024 | 1 | 0 | 0 |
Transfer history
- Dec 31, 2025Vancouver Whitecaps→Free agentFree