Jackson Tanner Stephens (born May 11, 1994) is an American professional baseball pitcher who is a free agent.

He has previously played in Major League Baseball (MLB) for the Cincinnati Reds and Atlanta Braves.

Stephens was initially called up by the Reds at the end of May 2017 as an emergency relief pitcher but did not make an appearance.

The Reds then recalled Stephens once again on July 1 to make his major league debut against the Chicago Cubs.

Stephens spent the entirety of the 2019 campaign with Louisville, posting an 8–4 record and 5.14 ERA with 80 strikeouts across 84 innings of work.

[6] On June 4, 2021, Stephens signed with the Tecolotes de los Dos Laredos of the Mexican League.

[9][10] While facing the St. Louis Cardinals on August 26, a line drive hit by Brendan Donovan struck Stephens in the head.

Stephens made the Braves' postseason roster for the national league division series against the Philadelphia Phillies.

Following the season on November 6, Stephens was removed from the 40–man roster and sent outright to Triple–A Gwinnett; he elected free agency the same day.