Last Name / Born Before August 3, 1988 / Acknowledged by Father

Child under the surname of the mother and acknowledged by the father through authentic writing

The authentic writing executed by the father can be used as basis for you to use his last name.

Who Shall File

  • The child, if of age
  • Mother
  • Father

Where to File

  • Civil registry office where the birth of the child is registered.
  • If born abroad with the Consul of the Philippine Embassy where the child is born.
  • In cases of children born abroad, the birth certificate, shall be annotated by the PSA.

Supporting Documents

  1. Authentic writing
  2. Other supporting documents that would prove the paternity of the father over the child