KM Mathew (1934-2012), popularly known by his pen name Ekalavyan, was an Indian writer who wrote in Malayalam.

He has shown the army life to the common man through his novels.

Born in Kunnamkulam, in Thrissur district, he started his career in Indian Army in 1953 as a soldier.

He then spent 10 years doing civil work in a military office.

In his lifetime, he wrote 33 novels, three short stories and screenplay for a television serial.