Cory Robert Luebke (born March 4, 1985) is an American former professional baseball pitcher.

He played in Major League Baseball (MLB) for the San Diego Padres and Pittsburgh Pirates.

He was soon promoted to the Single–A Fort Wayne Wizards of the Midwest League, where he went 1–2 with 30 strikeouts and a 3.33 ERA in five games, all starts.

He was then promoted again to the High–A Lake Elsinore Storm of the California League, where he went 1–1 with five strikeouts and a 7.71 ERA in two games, one start.

[7][8] On July 11, 2010, Luebke was promoted to the Triple-A Portland Beavers of the Pacific Coast League.

Over 1002⁄3 innings as a starter, he struck out 111 batters and walked 29, holding opposing hitters to a .218 batting average.

[10] On March 30, 2012, Luebke agreed to a four-year extension with the Padres worth a guaranteed $12 million that includes 2 club options for 2016 and 2017.

[12] On May 23, 2012, Cory Luebke underwent Tommy John surgery to repair a partial tear of the ulnar collateral ligament (UCL) in his left elbow, causing him to miss the rest of the 2012 season.

[13] On February 4, 2014, it was announced that Luebke had a tear in his UCL and would need a second reconstructive surgery on his elbow and miss the 2014 season.

[citation needed] He made four scoreless appearances split between the High–A Jupiter Hammerheads, Double–A Jacksonville Suns, and Triple–A New Orleans Zephyrs.

[17] On January 17, 2017, Luebke signed a minor league contract with the Chicago White Sox.