 Additionally, Clowes played in the NextGen Series and the Youth Cup, against some of the top European academies.Offered a professional contract, Clowes declined and opted to take a scholarship with Clemson University, where he joined the Clemson Tigers men's soccer program In four seasons at Clemson, Clowes played in 85 games, starting 81 of them, he scored four goals and added 10 assists playing as a holding midfielder.At Clemson, Clowes was named to the All-ACC second team in 2014 and to the first team in 2015.