| Alex Villanueva | |
| Birth Date: | 9 July 2002 |
| Birth Place: | Lancaster, California, United States |
| Position: | Fullback Winger |
| Currentclub: | Detroit City |
| Clubnumber: | 3 |
| Youthclubs1: | Mainz 05 |
| Youthclubs2: | La Roca |
| Youthyears3: | 2017–2018 |
| Youthclubs3: | Real Salt Lake |
| Youthyears4: | 2018–2019 |
| Youthclubs4: | Seattle Sounders |
| Years1: | 2019–2021 |
| Caps1: | 42 |
| Goals1: | 2 |
| Years2: | 2021 |
| Caps2: | 2 |
| Goals2: | 0 |
| Years3: | 2022–2023 |
| Caps3: | 51 |
| Goals3: | 1 |
| Years4: | 2024– |
| Caps4: | 4 |
| Goals4: | 0 |
| Club-Update: | April 15, 2024 |
Alex Villanueva (born July 9, 2002) is an American soccer player who plays as a midfielder for USL Championship side Detroit City FC,[1] having previously played for the Seattle Sounders FC academy, Orange County SC and the Tacoma Defiance.[2] [3] [4]