Who called Sree Narayana Gurau second Buddha?

Sree Narayana Guru was called the second Buddha by Sankara Kurup. G. Sankara Kurup, better known as Mahakavi G, was an Indian poet, essayist and literary critic of Malayalam literature. 

Known as one of the greats of Malayalam poetry, he was the first recipient of the Jnanpith Award―the highest literary honor of India.

For further reading check the following articles:

• Jnanpith Award
• Dayananda Saraswati – Arya Samaj
• Indian Education System During British Rule