Name Change

Do I have the rights in Nassau County, New York to have her name changed to my last name?
I had a child with a woman that I was never married to or even had a relationship with. When the child was born, I wanted to take the DNA test to make sure that it was mine before I signed the birth certificate. My name is currently on the birth certificate. A friend informed me that I had the right to change my daughter's last name to mine. I have been paying child support since she was born and she is very much in my life. Do I have the rights in Nassau County, New York to have her name changed to my last name?
How do I change my son's last name to mine since his mother was married when he was born?
I need to change the name of five year old boy to take my last name. The boy was born while the mother was still married to ex-husband and therefore carries his last name. I am the biological father. The boy and mother now live with me.
What is the process to change your name?
Can a person change their name on their own, and just start using it or do they have to do this by the courts?
Where do I need to go to change my last name and how much does it cost?
Where do I need to go to change my last name and how much does it cost?
Can a bill collector legally change your name on your credit report?
If I change my name can the collector change it in the system or do they have to make my new name an AKA or NKA since the debt was incurred under another name?