The Bajrang Baan is a devotional hymn (stotra) addressed to Hanuman, one of the most popular deities in Hinduism. In this hymn, Hanuman is described as the "param bhakt" of Lord Rama, who is the central character in the Ramayana, the epic story of the life of Rama. This is a rich and beautiful poem that is full of devotion and love for Lord Hanuman. It is a very popular hymn in rural areas of India.

In the poem, Hanuman is described as having a physique similar to that of a vajra (bajra). His limbs are as hard as the vajra, and he has a tail like a crocodile. He is the favorite deity of the rural people of North India.

The Bajrang Baan is a devotional poem that is full of devotion and love for Lord Hanuman. The poem is written in the language of the people of rural India.