A bottle with an ice cube mould, comprises a bottle body (1) with a neck (111) and a lid (2), the bottle body (1) has two ice-making plates (3) opposite with each other, at least one of the two ice-making plates (3) has a plurality of recesses (31), and the two ice-making plates (3) are capable of moving relative to each other; when the two ice-making plates (3) are at the closed state, two recesses facing each other (31) form an ice-making space, and a water flow channel for guiding water coming from the water inlet (32) to the ice-making space is formed between the two ice-making plates (3); when the two ice-making plates (3) are at the opened state, a chamber (A) of the bottle body (1) is defined between the two ice-making plates (3), and ice cubes formed inside the recesses drop into the chamber (A) of the bottle body (1). The bottle has both an ice-making function and a water-containing function, and it is sanitary to make ice cubes and also convenient to take the ice cubes out.