Henry Louis Aaron (February 5, 1934 – January 22, 2021), nicknamed "Hammer" or "Hammerin' Hank", was an American professional baseball right fielder and designated hitter who played 23 seasons in Major League Baseball (MLB), from 1954 through 1976. Considered one of the greatest baseball players in history, he spent 21 seasons with the Milwaukee / Atlanta Braves in the National League (NL) and two seasons with the Milwaukee Brewers in the American League (AL). At the time of his retirement, Aaron held most of the game's key career power-hittin…