Daniel Edward Moeller (March 23, 1885 – April 14, 1951) was an American professional baseball player.
Moeller was an outfielder in the Major Leagues from – and from –. During his career, he played for the Pittsburgh Pirates, Washington Senators, and Cleveland Indians.
In 704 games over seven seasons, Moeller posted a .243 batting average (618-for-2538) with 379 runs, 15 home runs, 192 RBI, 171 stolen bases and 302 bases on balls. He led the American League in strikeouts in 1912 and 1913. Defensively, he recorded a .939 fielding percentage playing at right and left field.