Ryan Scott Wagner (born July 15, 1982) is an American former professional baseball relief pitcher.

He played in Major League Baseball (MLB) for the Cincinnati Reds and the Washington Nationals.

[1] When Wagner debuted with the Cincinnati Reds in 2003, he was the first player from that year's draft to make the major leagues.

In 2006, Wagner was back in the minors when the Reds included him in an 8-player trade that sent Austin Kearns and Felipe López to the Washington Nationals in exchange for Gary Majewski, Royce Clayton, Bill Bray, Brendan Harris, and Daryl Thompson.

[3] Wagner, along with Pete Orr and Chad Cordero, rejected his assignment to Triple-A, becoming a free agent on October 30, 2008.