Bob Learn, Jr.

Bob Learn Jr., born Robert Learn Jr. on 4 April 1962, is an American professional ten-pin bowler and bowling coach from Erie, Pennsylvania. Nicknamed Mr. 300 for rolling more than one hundred perfect games in PBA and sanctioned USBC play, he joined the Professional Bowlers Association in 1981 and bowled the national tour full time from 1984. He won five PBA Tour titles, among them the 1999 U.S. Open, and rolled the PBA's tenth televised 300 game at the 1996 Flagship Open in his hometown, where he also set a record of 1,129 pins for a four-game television final. He later won three titles on the senior PBA50 Tour and was inducted into the USBC Hall of Fame in 2020.