Luke Andrew Heimlich (born February 3, 1996) is an American former professional baseball pitcher.

[5] After revelations from his personal life became public in 2017, he left the team for the remainder of the season, missing the 2017 College World Series.

[8] Though he had pitched to a 15–1 win–loss record with a 2.42 ERA prior to the 2018 MLB draft, and was again named the Pac-12 Conference's Pitcher of the Year, Heimlich was not selected.

[13][14] On March 8, 2019, Heimlich reached an agreement with the Tecolotes de los Dos Laredos of the Mexican League.

[21] This adjudication came to the public's attention in 2017 due to a clerical error in which the Oregon State Police believed that he had failed to update his registration as a sex offender.

"[7] However, in 2018, Heimlich denied the allegations, saying that he pleaded guilty to "quickly dispense with the case and for the sake of family relations.