Walter Arlington Latham (March 15, 1860 – November 29, 1952) was an American third baseman in Major League Baseball. He played from 1880 through 1909 for the Buffalo Bisons, St. Louis Browns, Chicago Pirates, Cincinnati Reds, Washington Senators and New York Giants. He also served as player-manager of the Browns in 1896. Latham stole 129 bases during the 1887 season. His career total of 742 ranks seventh all-time in the majors. As a player-coach for the 1909 Giants, Latham at age 49 became the oldest MLB player to steal a base.