how can i change my baby surname from her fathers surname to mine without her fathers consent? when we got married, a year after i discovered that he already married. what can i do to change my baby surname? thanks

Mahabang proceso po iyan need ng afidavit at may mga hearing pa po. Hindi po yan basta basta lang babaguhin sa NSO. Pero yes null and void po ang kasal nyo if kasal na sya bago pa kayo makasal. Falsification of Public Docs and Polygamy po ang pwedeng ikaso sa kanya.