George Charles Baumann IV[1] (born December 9, 1987) is an American former professional baseball pitcher.

[4][5] He was selected by the Kansas City Royals in the 7th round of the 2009 MLB draft and was signed by scout Scott Melvin.

[8] He made his MLB debut on July 16, throwing one pitch to Brandon Crawford of the San Francisco Giants and recording an out.

[10] Baumann was a solid reliever ending the 2016 season with a 3.74 ERA in 9.2 innings pitched, allowing a .200 batting average against batters.

[11] On April 13, 2018, Baumann was suspended for one game for his involvement in a brawl with the Colorado Rockies two days prior.

The Mets added Baumann to their active roster on May 11 after placing Hansel Robles on the disabled list.

[18] In a May 28 start against the Winnipeg Goldeyes, Baumann set the Lincoln single–game franchise record for strikeouts, punching out 15 in the appearance.

On September 19, 2022, Baumann signed with the Wei Chuan Dragons of the Chinese Professional Baseball League.