Geert Hendrik Hammink is a Dutch former basketball player and current coach. On 1 July 2025 it was announced that he will be the next coach of Romania's CSU Sibiu. He was selected by the Orlando Magic in the first round of the 1993 NBA draft. Hammink played for the Magic and had a small stint with the Golden State Warriors in 3 NBA seasons. In his NBA career, Hammink appeared in 8 games and scored a total of 14 points. He played college basketball for the LSU Tigers.