Ronald Bolaños (born August 23, 1996) is a Cuban baseball pitcher who now plays for the Kansas City Royals of Major League Baseball (MLB). In 2019, he made his Major League Baseball debut with the San Diego Padres.
Bolaños played for Mayabeque of the Cuban National Series before coming to the United States. On August 11, 2016, he signed as an international free agent with the San Diego Padres.
Bolaños played for the Fort Wayne TinCaps in 2017, going 5–2 with a 4.42 ERA in 69 innings. He spent the 2018 season with the Lake Elsinore Storm, going 6–9 with a 5.11 ERA in 125 innings. Bolaños split the 2019 minor league season between Lake Elsinore and the Amarillo Sod Poodles, combining to go 13–7 with a 3.66 ERA over 129 innings.
The Padres selected Bolaños’ contract and promoted him to the major leagues for the first time on September 2, 2019. He made his major league debut on September 3 versus the Arizona Diamondbacks, allowing two runs over six innings pitched.
Bolaños made three starts and two relief appearances for the Padres in 2019 and ended the season with a 5.95 ERA and 19 strikeouts in 192⁄3 innings.
On June 18, 2021, Bolaños was placed on the 60-day injured list with a right forearm strain. Bolaños was activated from the injured list on September 12.
Ronald Bolaños is not married and has never been married. He is also not dating anyone as he is currently focusing on his career at Kansas City Royals.