Mohanarajan (13 November 1955 – 3 October 2024), professionally credited as Mohan Raj, also known as Keerikkadan Jose, was an Indian actor. He primarily worked in Malayalam, Telugu, and Tamil languages, and appeared in two Japanese films. Raj acted in over 300 films.

Mohan Raj was born as Mohanarajan to Sukumaran Nadar and Pankajakshi in Kanjiramkulam, Thiruvananthapuram, Kerala. He was the second of five sons and had four brothers: Chandran, Sivaprasad, Jayakumar, and Premlal. He was raised in Kanjiramkulam, where he received his schooling at P. K. S. Higher Secondary School. He later graduated with a degree in Economics from Government Arts College, Thiruvananthapuram.

At the age of 20, Mohan Raj enlisted in the Indian Army, where he served for five years before leaving due to a leg injury. He subsequently qualified in several competitive examinations and joined the Central Board of Excise and Customs, serving there for two years. He also secured second rank in the Kerala Police Sub-Inspector examination. Later, he joined the Enforcement Directorate as an Assistant Enforcement Officer (AEO), resigning from his position in Customs. Following his appearance in the 1989 film Kireedam without official permission, he was suspended from service. After a legal dispute that lasted nearly two decades, he was reinstated in 2010 and took voluntary retirement in 2015.

Mohan Raj died on 3 October 2024, at the age of 69.

Mohan Raj was married to Usha. They have two daughters, Jaishma and Kaaviya. He settled in Chennai with his family.