Jim Grabb is a former professional tennis player and an accomplished coach with decades of experience at the highest levels of the sport. He played collegiate tennis at Stanford University, where he was a standout competitor, earning All-American honors in both singles and doubles and helping lead Stanford to the team title in 1986. A standout doubles specialist, he achieved a career-high ATP doubles ranking of world No. 1 and captured multiple Grand Slam titles, including victories at the French Open and Wimbledon. He also represented the United States in Davis Cup competition, contributing to a championship-winning team.