Charles "Boss" Schmidt (September 12, 1880 – November 14, 1932) was an American baseball catcher.
A native of Arkansas, Schmidt played professional baseball from 1901 to 1926, including six seasons in Major League Baseball with the Detroit Tigers from 1906 to 1911.
He was the starting catcher on the Detroit teams that won three consecutive American League pennants from 1907 to 1909.
He also led the American League in errors by a catcher in each of those seasons.
In six major league seasons, Schmidt appeared in 477 games, 410 of them as Detroit's starting catcher.
He compiled a .243 batting average, .270 on-base percentage, .307 slugging percentage, 41 doubles, 22 triples, and 23 stolen bases.