Ryan P. Tatusko (born March 27, 1985) is an American former professional baseball pitcher. He in the KBO League for the Hanwha Eagles in 2014.
Tatusko was the Texas Rangers' eighteenth-round pick in the 2007 Major League Baseball draft.
Tatusko was traded from the Rangers along with Tanner Roark to the Washington Nationals in exchange for Cristian Guzmán on July 30, 2010.
On June 16, 2014, Tatusko was sold to the Hanwha Eagles of the KBO League.