No, not if there is a biological mother in the picture. A parent can name a guardian in their will but that request will not become operative if there is a surviving who hasn't been determined to be unfit. Under extraordinary circumstances grandparents can be appointed legal guardians but only if the remaining parent is unfit and the placement is in the best interest of the child.
In this case the child will remain in the sole legal custody of her mother.
He can still gain custody as the presumptive father.
Yes, a father can file for joint custody of his child, which allows both parents to share legal and physical custody of the child.
The mother. If she dies, her parents get custody.
the father gets the custody of the child if the mother dies
15% to
No, both parents have equal rights to the child. If the child is currently living with the father, then he has established temporary custody. A court will need to decide upon a formal custody and child support agreement.
The mother. The father have to petition the court for custody or visitation right.
mother has sole custody even if living with father
If the father has no legal custody, but is paying child support, he should be at least told. It's his child, too. The parents divorced each other - they did not divorce themselves from the child.
the person who has physical possesion of the child.
If you live in the US... The father's parents have no rights to custody at all. The father has the right to petition for custody, but he won't be given sole custody unless he can prove the mother unfit. He might, however, be given joint custody.
their parents