Ken Boyer was only the second third baseman to cross the 250 home runs mark (Pie Traynor was the other at the time). He was signed by the St. Louis Cardinals in 1949, and made his major league debut in 1955. He would hit 18 home runs and knock in 62 runs in his rookie campaign, and would solidify the third base position for the Cardinals for 10 of the next 11 seasons (In 1957, he played centerfield).
From 1958-1964, he would hit over twenty home runs. Seven time he would drive in 90 or more runs in a season. Including a league leading 119 in 1964. He would finish his career with 282 home runs and 1,141 RBI. He was the 1964 National League Most Valuable Player. Boyer was a National League All-Star eleven times, was a member of the 1964 World Series champion St. Louis Cardinals. He was a five-times Gold Glove winner.
In October 1965, St. Louis traded him to the New York Mets, where played until be traded to the Chicago White Sox. Boyer signed with the Los Angeles Dodgers in May of 1968 after being released by the White Sox. Boyer would retire after the 1969 season. He managed the St. Louis Cardinals 1978-1980. Tragically, he would die from cancer at the age of 51, and the St. Louis Cardinals retired his #14. He is also a member of the St. Louis Cardinals Hall of Fame, but didn't get enough support for the Baseball Hall of Fame.