The Dad Vail Regatta is the largest regular intercollegiate rowing event in the United States, drawing over a hundred colleges and universities from North America. The regatta has been held annually on the Schuylkill River in Philadelphia, Pennsylvania, since 1953. It was renamed the Jefferson Dad Vail Regatta in 2019 for new sponsor Thomas Jefferson University, a private university in Philadelphia, Pennsylvania, formed in 2017 through the merger of Philadelphia University and Thomas Jefferson University.