Argentina's Juan Monaco won the U.S. Men's Clay Court Championship for the second time in five years, beating defending champion Jack Sock 3-6, 6-3, 7-5 on Sunday.

The 32-year-old Monaco also won in 2012 at River Oaks.

Sock, the 23-year-old American seeded fourth, had won 16 consecutive sets in the event dating to his first-round match last year.