Hanuman Chalisa Was composed by Tulsidas, a 16th-century poet-saint who was also a philosopher and reformer. Tulsidas is additionally renowned as the composer of Ramcharitmanas for his devotion to Shri Rama. It can be renowned that Tulsidas would recite the Hanuman Bahuka to overcome himself of his severe arm ailment; https://www.youtube.com/watch?v=ufkmD95y7fE&t=1s