My question involves name change laws in the State of: florida, i am the biological father of my 14yr old son who lives with me.he has the last name of his biological mother who is now deceased.i want him to carry our last name but he does not want to he says he is used to the one he has. can i change his last name to his rightful name without his consent? i am 45 and he is my only son to carry on the family name...