How To Change An Illegitimate Child’s Surname To His or Her Father’s

The general rule is that an illegitimate child must be given his or her mother’s last name. On the child’s birth certificate, only the first and last name fields are populated while the middle name is left blank. However, if the child’s father acknowledges the child through an affidavit of acknowledgment or a private handwritten

What’s In A Last Name: What Last Name to Give Your Child if You are Not Yet Married to His Father

Of all the questions and clarifications we regularly receive through this blog, changing the last name of an illegitimate child tops our list.  These questions often come from single moms who either: Gave their maiden last name to their illegitimate child and now wants the child to use the last name of the biological father;

The Quezon City Hall Series: How to File an Affidavit for Clerical Error and Change of First Name

A most common issue encountered by Filipinos with their birth certificates are misspelled first, middle, or last names.  These can go from just a single misplaced letter to an entire unknown name that somehow made it to the person’s birth certificate by mistake.  If you need to have your name corrected or changed, you may

Problems with NSO Birth Certificate: Single Mom Wants to Change Her Child’s Last Name

Illegitimate children are able to carry their father’s last name by virtue of an Affidavit of Acknowledgment and an Affidavit to Use the Surname of the Father (AUSF).  Should the parents decide to get married later on, the illegitimate children’s birth rights may also be changed from “illegitimate” to “legitimate” through the process of Legitimation