Raynel Joseph Espinal (born October 6, 1991) is a Dominican professional baseball pitcher who is a free agent.

[2] The Red Sox selected Espinal from the Yankees in the minor league phase of the Rule 5 draft after the 2019 season.

[2] The Red Sox promoted Espinal to the major leagues on August 30, 2021, to add bullpen depth due to players being placed on the COVID-related list.

[12] On December 5, 2022, Espinal signed with the Tokyo Yakult Swallows of Nippon Professional Baseball.

[14] On February 20, 2024, Espinal signed with the Long Island Ducks of the Atlantic League of Professional Baseball.

[15] However, prior to the season on April 11, Espinal's contract was purchased by the Rieleros de Aguascalientes of the Mexican League.

[17] Espinal pitched for the Dominican Republic national baseball team during qualification for the 2020 Summer Olympics.