Logan Keith Gilbert (born May 5, 1997) is an American professional baseball pitcher for the Seattle Mariners of Major League Baseball (MLB).
Gilbert was considered one of the top prospects for the 2018 Major League Baseball draft, and was selected 14th overall by the Seattle Mariners. He signed for $3.88 million and was assigned to the Everett AquaSox. However, he was shut down for the season due to an illness before making his first professional appearance.