Reginald Martinez "Reggie" Jackson is an American former baseball right fielder who played 21 seasons in Major League Baseball for four different teams. He was nicknamed "Mr. October" for his clutch hitting in the postseason with the Oakland A's and the New York Yankees. Jackson won five consecutive American League West divisional pennants, three consecutive American League pennants and two consecutive World Series titles as a member of the Oakland Athletics from 1971 to 1975; four American League East divisional pennants, three American League pennants and two consecutive World Series titles with the Yankees from 1977 to 1981; and two American League West divisional pennants with the California Angels in 1982 and 1986. He is perhaps best remembered for hitting three consecutive home runs in the clinching game of the 1977 World Series.
Jackson played for the Kansas City / Oakland Athletics, Baltimore Orioles, New York Yankees, and California Angels. A 14-time All-Star and five-time World Series champion, Jackson won two Silver Slugger Awards, the 1973 American League Most Valuable Player Award, two World Series MVP Awards, and the 1977 Babe Ruth Award.