Sherrard Alexander Robertson (January 1, 1919 – October 23, 1970) was a Canadian-American utility player, front office executive, and coach in Major League Baseball (MLB). He played three outfield and three infield positions over his MLB career for the Washington Senators and Philadelphia Athletics, including 109 games as a second baseman, 104 as a right fielder and 98 as a third baseman. Member of Griffith baseball dynasty The nephew of Baseball Hall of Fame pitcher, manager and club owner Clark Griffith, Robertson was part of an extended family that operated the Washington Senators/Minnesota Twins franchise of the American League for 72 years. Robertson was a native of Montreal, Quebec, the son of a minor league player; his father was Griffith's brother-in-law. Robertson moved to the Washington, D.C., area with his widowed mother and six siblings when he was a child. He attended the University of Maryland. Robertson's brother Calvin was raised by Clark Griffith, took his uncle's last name and succeeded him as the Senators' president. Calvin Griffith controlled 52 percent of the team's stock (his 26 percent share in addition to sister Thelma Griffith Haynes' equal stake) and operated the Senators as majority owner from 1955 to 1960. He then moved the club to Minneapolis–St. Paul after the 1960 season, and led the renamed Twins until he sold them in August 1984. Sherry Robertson was the longtime director of the team's farm system, while Thelma and two other brothers, Jimmy and Billy Robertson, were also club executives. In addition, brother-in-law Joe Haynes, a former Washington pitcher, was an executive vice president of the Senators and Twins; another brother-in-law, Joe Cronin, was a Hall of Fame shortstop who was player-manager of the Senators in 1933–34 (leading them to the 1933 AL pennant), manager and then general manager of the Boston Red Sox (1935–58), and president of the American League (1959–73); and at least two nephews, Clark Griffith II and Bruce Haynes, took active roles in managing the Twins' affairs. Career Robertson batted left-handed, threw right-handed, and was listed as tall . His playing career extended from 1939 to 1952, with time out for service in the United States Navy Reserve during World War II. He played for his brother Calvin with the Class B Charlotte Hornets in both 1939 and 1940 during Griffith's apprenticeship as a minor league manager. Robertson saw MLB action with the Senators (1940–41, 1943 and 1946–52)