Jamie Greenwood is the head coach of George Mason University's men's and women's swimming and diving program in Fairfax, Virginia, and enters the 2025-26 season in his third year as head coach and seventh year overall with the Patriots.
At the 2025 Atlantic 10 Championships, Greenwood led George Mason to a strong overall showing marked by multiple individual and relay medals. The Patriots won four conference titles, including three individual victories by Ali Tyler and another by Emma DeJong on the women's side. Tyler was named the meet's Most Outstanding Performer after winning the 100 backstroke, 100 freestyle, and 200 individual medley, while setting Atlantic 10 records in the 100 freestyle and 200 IM. She also established team records in the 100 freestyle, 200 IM, and 100 backstroke. The women's team added relay gold in the 400 medley relay, silver in the 400 freestyle relay, and a program record in the 800 freestyle relay.
