William Edward "Pop" Swett (April 16, 1870 – November 22, 1934) was a catcher and right-fielder in Major League Baseball in 1890.

He debuted as a professional baseball catcher in May 3,1890[2] with the San Francisco Haverlys of the California League.

[3] Swett played there for a couple of seasons and then ventured east in 1890 to join the Boston Reds of the Players' League.

As the second youngest player in the league, he was the team's backup catcher to Morgan Murphy.

While with Stockton in 1893, he played so well The Sporting Life wrote that he was "without doubt one of the best catchers on the coast."