Ajoy Kumar Mukherjee (15 April 1901 – 27 May 1986) was an Indian independence activist and politician who served three short terms as the Chief Minister of West Bengal.

Narayan Ghosh accompanied Ajoy Mukherjee in a boat for several days to see several flood affected areas in Arambagh & Ghatal subdivision during 1968.

People of flood affected areas were enthused by Ajoy Mukherjee for his tireless move to stand for them.

Pranab Mukherjee etc., joined Indian National Congress leaving Sushil Dhara - his long term associate.

He was offered ministerial post at Centre by Prime Minister Indira Gandhi, but Ajoy Mukherjee declined, citing about his age and health condition and recommended Pranab Mukherjee for the post, who became State Minister in the Indian Cabinet.