Minors performing Hajj or `Umrah

Question 9: If a young boy or girl performs the obligatory Hajj, will it suffice to discharge the duty on their part or is it just considered a voluntary form of ‘Ibaadah (worship) whose reward goes to their parents?

Answer: If a minor performs ‘Umrah or Hajj, it is considered a voluntary form of ‘Ibaadah. It does not exempt them from performing the obligatory Hajj and ‘Umrah after reaching adulthood…. read more here.