To provide a bathroom chair which facilitates operation of unlocking a seat locked by a locking device by operating an unlocking operation device in an easy posture without needing stooping down.

The bathroom chair includes a leg 1, a seat 2, and a back rest 3, and the seat 2 is mounted to the leg 1 turnably between a horizontal state and a state of being turned upward to be folded. The locking device 4 which locks the horizontally turned seat 2 to the leg 1 and holds the same horizontally is provided. The unlocking operation device 5 which performs operation of unlocking the seat locked by the locking device 4 is provided at the back rest 3. The unlocking operation device 5 provided at the back rest 3 provided at the high position of the chair can be operated keeping an easily standing posture without needing stooping down.