Barton Wallace Zeller (born July 22, 1941) is an American professional baseball coach and former catcher.

Zeller was released as an active player by the Cardinals on June 8, but stayed on as a coach for the balance of the 1970 season.

Zeller worked as a corporate executive for an insurance company and Telemarketing USA before his children persuaded him to return to baseball as a coach with the Sioux Falls Canaries in 2005.

He was then hired as bench coach of the Washington Wild Things of the Frontier League in 2013 and promoted to manager mid-season after the resignation of Chris Bando.

[4] In 2019, he returned to the American Association to serve as pitching coach for the Milwaukee Milkmen in their inaugural season.