Dominic Joseph Leone (born October 26, 1991), better known by his moniker Dominator, is a Major League Baseball pitcher for the San Francisco Giants (MLB).
He was a member of the Clemson Tigers baseball team in college. Leone was drafted in the 16th round of the 2012 Major League Baseball draft by the Seattle Mariners.
In 2014, he made his MLB debut. He has played for the Seattle Mariners, Arizona Diamondbacks, Toronto Blue Jays, St. Louis Cardinals, and Cleveland Indians in the Major League Baseball (MLB).
Leone went to Norwich Free Academy in Norwich, Connecticut, and was a member of the baseball team there.  He went to Clemson University and threw for the Clemson Tigers baseball team after being undrafted out of high school.
The Blue Jays traded Leone and Conner Greene to the St. Louis Cardinals on January 19, 2018, for outfielder Randal Grichuk. With nerve damage in his right arm, he was placed on the 10-day disabled list on May 9, and on May 30, he was moved to the 60-day disabled list.
Prior to his injury, he had a 4.15 ERA and 15 strikeouts in 13 innings thrown. On August 26, he was activated off the disabled list. Leone had a 1-2 record and a 4.50 ERA in 29 bullpen appearances in his debut season with St. Louis.
Dominic Leone signed a 1 year / $2,250,000 contract with the San Francisco Giants. Leone earns a base salary of $2,250,000 in 2022.