List of Major League Baseball players who played in four decades

Playing Major League Baseball in four decades has been attained by only 31 players in the league's history, dating from the 1870s to the present day. == Introduction == Since 1900 (the first year that a player could play in a "fourth decade"), every completed decade except the 1920s has added at least one player to the list.

Source: Wikipedia — List of Major League Baseball players who played in four decades (CC BY-SA 4.0)