Forrest Porter "Chubby" Grigg, Jr. (January 10, 1926 – October 10, 1983) was an American football tackle who played seven seasons in the All-America Football Conference (AAFC) and National Football League (NFL) in the 1940s and 1950s. Grigg grew up in Texas and attended Tulsa University in Oklahoma. After graduating from college, he joined the AAFC's Buffalo Bisons, where he played for a year. Grigg was then sent to the Chicago Rockets in 1947, but stayed only one season before joining the Cleveland Browns in 1948. The Browns won all of their games and the AAFC championship that season. Cleveland again won the AAFC championship in 1949 before the league dissolved and the Browns were absorbed by the more established NFL. Grigg continued to play for the Browns in 1950 and 1951; the team won