Anaia Irish Funtanilla/USTA
Bjorn Fratengelo improved his year-end ranking from No. 628 in the world in 2012 to his current rank of No. 303 after performances that included winning singles titles at the Orange Park, Fla., Futures and the Weston, Fla., Futures. The 20-year-old Pittsburgh native and former French Open junior champion was also a finalist in Palm Coast, Fla., and Harlingen, Texas, and he reached the semifinals in Sunrise, Fla., after qualifying into the main draw.