The gambling debt of one spouse belongs to the husband and wife's personal debt, which shall be repaid by their personal property, and the spouse has no obligation to repay.
Interpretation of the Supreme People's Court on Several Issues Concerning the Application of the Marriage Law of the People's Republic of China
(2) Article 24:
The people's court will not support the third person who claims the rights of the debt incurred by one of the husband and wife in illegal and criminal activities such as gambling and drug abuse.