Lawrence Joseph Bettencourt (September 22, 1905 – September 15, 1978) was an American football and baseball player. He played professionally in Major League Baseball (MLB) as an outfielder and third baseman for the St. Louis Browns and in the National Football League (NFL) as a center for the Green Bay Packers. After graduation, he signed a baseball contract with the St. Louis Browns for $6,000, which was then the largest bonus ever paid a rookie just out of school. In 1933, he played in the NFL for the Green Bay Packers.