Walter George "Jumbo" Brown (April 30, 1907 – October 2, 1966) was an American professional baseball pitcher who played in Major League Baseball for the Chicago Cubs, Cleveland Indians, New York Yankees, Cincinnati Reds, and New York Giants. His professional career spanned from 1925 to 1941. During his major league career, Brown had a 33–31 win–loss record with a 4.07 earned run average and 29 saves, leading the National League twice. He is known mostly for his large size, weighing during his playing days. Until Walter Young and Jonathan Broxton made their MLB debuts, Brown was the heaviest player to ever play in the major leagues. Career Brown was born in Greene, Rhode Island, on April 30, 1907. He began playing sandlot ball in Brockton, Massachusetts, where he was discovered by a scout for the Chicago Cubs, who signed him. Manager Rabbit Maranville was particularly interested in the scout's report. Brown made two appearances for the Cubs on a trial basis, playing his first game on August 26, 1925. Maranville quit as manager, and the new manager, George Gibson, released Brown before the end of the 1925 season. Brown went to the minor leagues in 1926, playing for the Sarasota Gulls of the Class D Florida State League. He started the 1927 season with the Gulfport Tarpons of the Class D Cotton States League. In July, he was traded to the Cleveland Indians for Benn Karr. He appeared in eight games for Cleveland, pitching to a 6.27 ERA. Brown had his tonsils removed during the 1927–28 offseason, causing him to gain . His weight continued to fluctuate throughout his career, reaching a reported high of . Cleveland retained Brown's rights for the 1928 season, but he started the season with a 6.75 ERA in five appearances. Cleveland optioned him to the New Orleans Pelicans of the Southern Association in June. In July 1928, he was sent to the Omaha Crickets of the Western League for Luther Harvel. Brown was promoted back to Cleveland in September 1928. He pitched for Omaha in 1929 and the Oklahoma City Indians in 1930. He had a 16–6 win–loss record for Oklahoma City. The New York Yankees purchased Brown's contract before the 1931 season and assigned him to the Jersey City Skeeters of the International League. Brown played for the Yankees in the 1932 season. He played as a relief pitcher, but made three starts