Choi Kyu-baek (; born 23 January 1994) is a South Korean footballer who plays as centre back for Suwon FC.
Choi joined Jeonbuk Hyundai in January 2016. He made his professional debut in the Champions League game against Bình Dðáng on 15 March.
Choi was included in the final player list of Rio Olympic (South Korea U-23). He played 3 games against Fiji, Germany and Honduras.
On 14 December 2016, he was traded from Jeonbuk to Ulsan Hyundai FC with Kim Chang-soo and Lee Jong-ho.