Tate Southisene

Southisene attended Basic Academy of International Studies in Henderson, Nevada. As a senior, he hit .495 with nine home runs, 33 runs batted in (RBI) and 16 stolen bases, being named the Nevada Gatorade Player of the Year.^[1] Southisene played center field on baseball teams that also featured his older brother Ty, and did not start playing shortstop until Ty had graduated.^[2][3] He committed to play college baseball at the University of Southern California,^[4] where his brother Tee had pitched.^[2][5]

Southisene was selected by the Atlanta Braves in the first round with the 22nd overall selection in the 2025 Major League Baseball draft.^[6][7][8] Southisene signed with Atlanta for a $2.6 million bonus on July 17, 2025.^[9] He made his professional debut with the Augusta GreenJackets and hit .219 across 15 games.^[10]

Southisene returned to Augusta to open the 2026 season.^[11] After batting .297 with eight home runs, 30 RBI, and 36 stolen bases across 51 games, he was promoted to the Rome Emperors in June.^[12]

Southisene is one of four brothers, all of whom have strong ties to baseball. His older brothers, Ty and Tee, are twins.^[3] Ty was committed to Tennessee but was selected by the Chicago Cubs in the fourth round of the 2024 Major League Baseball draft.^[13][14] Ty, along with Brett Bateman, was traded to the Toronto Blue Jays for Kevin Gausman and currently plays in the Blue Jays organization.^[15][16] Tee has played baseball for USC and the College of Southern Nevada.^[17] His younger brother, Troy, was committed to play baseball at Oregon State.^[18]