Sec. 5901. Petition for change of name. (a) Any person who desires to change his or her name, shall present a petition, duly verified, to the Court of Common Pleas sitting in the county in which the person resides. the petition shall set forth such person's name and the name he or she desires to assume. Sec. 5902. Requirements for minor's petitions. If the name sought to be changed under this chapter is that of a minor, the petition shall be signed by at least one of the minor's parents, if there is a parent living, or if both parents are dead, by the legal guardian of such minor. When the minor is over the age of 14, the petition shall also be signed by the minor. Sec. 5903. Publication of petition prior to filing. No petition for change of name under this chapter shall be granted unless it affirmatively appears that the petition has been published in a newspaper published in the county in which the proceedings is had, at least once a week for 3 weeks before the petition is filed. Sec. 5904. Determination by Court. Upon presentation of a petition for change of name under this chapter, and it appearing that the requirements of this chapter have been fully complied with, and there appearing no reason for not granting the petition, the prayer of the petition may be granted. Sec. 5905. Costs. The costs of any proceeding under this chapter shall be paid by the petitioner. Rule 81. Petitions for change of name. (a) a petition which seeks a change of name for a minor shall be signed by at least one of the minor's parents, if there is a parent living, or if both parents are dead, by the legal guardian of such minor. When the minor is over the age of fourteen, the petition shall also be signed by the minor. (b) . . . (c) If the petition is signed by only one parent, it shall be served, before presentation, upon the parent who did not join in the petition. If personal service cannot be made, substituted service shall be made as the Court directs.