Ohio Rev. Code Ann. § 2151.32

In placing a child under any guardianship or custody other than that of its parent, the juvenile court shall, when practicable, select a person or an institution or agency governed by persons of like religious faith as that of the parents of such child, or in case of a difference in the religious faith of the parents, then of the religious faith of the child, or if the religious faith of the child is not ascertained, then of either of the parents.