Chapter 210 sec. 6, 6A, 12, 13, and 14 of the Massachusetts General Laws
See also Chapter 208 sec. 23 of the Massachusetts General Laws for changing a name during a divorce.
See also Chapter 46 sec. 1D of the Massachusetts General Laws for adoption of surname upon marriage.
Help with name changes
Most Probate and Family courts have a Lawyer for the Day program where volunteer lawyers are available at the court to help you with basic questions about procedure and filling out forms.
You can also find a lawyer who offers Limited Assistance Representation (LAR). Limited Assistance Representation (LAR) is when an attorney represents or helps you with part, but not all, of your case.