Aidan Bauer Miller (born June 9, 2004) is an American professional baseball third baseman in the Philadelphia Phillies organization.

Miller lives in Trinity, Florida and attended J. W. Mitchell High School.

[1] He committed to play college baseball at Arkansas when he was a sophomore in high school.

[3] He also played for the United States in the 2022 U-18 Baseball World Cup and was named to the All-Tournament team after batting .478 with two home runs, three triples, seven walks and eight runs batted in as Team USA won the gold medal.

[8] On July 18, 2023, Miller signed with the Phillies on an above slot deal worth $3.1 million.