A bubble water generating device, including: a flow divider (30), a mixer (50), an air intake runner (314), and a water outlet cover (90). the flow divider (30) includes at least one first water inlet hole (313); a first chamber (60) is formed between the mixer (50) and the flow divider (30); the mixer (50) includes at least one second water inlet hole (513) and at least one return hole (514), the at least one second water inlet hole (513) corresponds to the at least one first water inlet hole (313) one by one; the flow area of each second water inlet hole (513) is greater than that of the corresponding first water inlet hole (313), the at least one return hole (514), the at least one first water inlet hole (313), and the at least one second water inlet hole (513) are all communicated with the first chamber (60); the air intake runner (314) is communicated with the first chamber (60); a second chamber (80) is formed between the water outlet cover (90) and the mixer (50), and the at least one second water inlet hole (513) and the at least one return hole (514) are both communicated with the second chamber (80).