Joseph Edward McCarthy Jr. (born February 23, 1994) is an American former professional baseball outfielder and first baseman.

The Tampa Bay Rays selected McCarthy in the fifth round of the 2015 MLB draft, and traded him to the Giants in 2019.

[4] In three seasons at Virginia, he played in 162 games with a .294 batting average, 12 home runs, 25 stolen bases in 27 attempts, and 111 RBIs, with 113 walks and 86 strikeouts.

In June, the Rays promoted him to the Charlotte Stone Crabs of the Class A-Advanced Florida State League.

In 2017, he played for the Montgomery Biscuits of the Class AA Southern League[7] where he batted .284/.409.434 with seven home runs, 56 RBIs, 20 stolen bases, and an .843 OPS in 127 games.

[12] On July 31, 2019, the Rays traded McCarthy to the San Francisco Giants in exchange for Jacob Lopez.

On December 21, 2022, McCarthy signed a minor league deal with the Texas Rangers receiving an invitation to spring training.