Ryan Thomas Meisinger (born May 4, 1994) is an American professional baseball pitcher for the Saraperos de Saltillo of the Mexican League.

He has previously played in Major League Baseball (MLB) for the Baltimore Orioles, St. Louis Cardinals, and Chicago Cubs.

[12] On May 9, he pitched the ninth inning of a no-hitter against the Indianapolis Indians at Principal Park in Des Moines, Iowa.

[13] Preceded on the mound by Shelby Miller, Tommy Nance, and Brad Wieck, he completed the combined no-hit game and earned a save.

[17] He spent one day on the major league roster before being optioned to the Triple–A Oklahoma City Dodgers without appearing in a game.

[21] On June 3, 2022, Meisinger signed with the Long Island Ducks of the Atlantic League of Professional Baseball.

On May 19, 2023, Meisinger signed a minor league contract with the Cincinnati Reds and was assigned to Double-A Chattanooga Lookouts.

[22] In 33 relief outings split between Chattanooga and the Triple–A Louisville Bats, he accumulated a 6.30 ERA with 50 strikeouts and 10 saves across 40 innings.

[23] On April 15, 2024, Meisinger signed with the High Point Rockers of the Atlantic League of Professional Baseball.