Bjorn Borg is a Swedish former world No. 1 tennis player widely considered to be one of the greatest in the history of the sport. Between 1974 and 1981 he became the first man in the Open Era to win 11 Grand Slam singles titles (six at the French Open and five consecutive at Wimbledon). He also won three year-end championships and 15 Grand Prix Super Series titles. Overall, he set numerous records that still stand.

This July 14, 1980 issue of Sports Illustrated Magazine was signed in blue by Borg and includes a JSA sticker and COA.