Mineralni Bani Municipality is a municipality in Haskovo Province, Bulgaria. The administrative centre is Mineralni Bani.

According to the latest Bulgarian census of 2011, the religious composition, among those who answered the optional question on religious identification, was the following:

Religious composition of Mineralni Bani Municipality Orthodox Christianity   40.4% Catholicism   0.1% Protestantism   0.2% Islam   52.7% No religion   0.8% Prefer not to answer, others and indefinable   5.8%