I got a question for you: Makardhwaja / Magardhwaja as per Hindu Religion, is a son of Hanuman, who makes his appearance in the epic Valmiki Ramayana.

Based on this passage, what is the name of son of hanuman?
Let's think first:
The relevant information to answer the above question is: Makardhwaja / Magardhwaja as per Hindu Religion, is a son of Hanuman, who makes his appearance in the epic Valmiki Ramayana.
Therefore, the answer is Makardhwaja / Magardhwaja.