Bava is a Sri Lankan name for god. There is a belief that if you have this name for your son or daughter you will be enriched with good fortune in terms of money and gold.
In the Syriac Christian traditions the Catholics and Patriarch are addressed as Bava. It is the Syriac equivalent of the Latin/Greek title Pope. Both words literally translate to 'Fath
It is also use in one south side state in India. Sister's husband is called BAVA. father's sister's son or mothers brothers son are called BAVA. girls call address them as BAVA. They can get married with each other.