E.M.S. Namboodiripad was the first General Secretary of the Communist Party of India (Marxist) from 1964 to 1992.

Harkishan Singh Surjeet succeeded E.M.S. Namboodiripad as the General Secretary of the Communist Party of India (Marxist) in 1992.

Prakash Karat was the General Secretary of the Communist Party of India (Marxist) from 2005 to 2015.

Sitaram Yechury is the current General Secretary of the Communist Party of India (Marxist) since 2015.

L.K. Advani was a member of the Bharatiya Janata Party, not the Communist Party of India (Marxist).

The Communist Party of India (Marxist) has ruled West Bengal for the longest period of time, from 1977 to 2011.

The Communist Party of India (Marxist) has ruled Andhra Pradesh for the shortest period of time, from 1994 to 1999.

Jyoti Basu was the Chief Minister of West Bengal for the longest period of time, from 1977 to 2000.

E.K. Nayanar was the Chief Minister of Kerala for the longest period of time, from 1980 to 1982 and from 1987 to 1991.

Manik Sarkar was the Chief Minister of Tripura for the longest period of time, from 1998 to 2018.

N.T. Rama Rao was the Chief Minister of Andhra Pradesh for the longest period of time, from 1983 to 1989 and from 1994 to 1995.

Brinda Karat was the first woman to be elected to the Politburo of the Communist Party of India (Marxist) in 1993.

K. Varadarajan was the first Dalit to be elected to the Politburo of the Communist Party of India (Marxist) in 2005.

Mohammed Salim was the first Muslim to be elected to the Politburo of the Communist Party of India (Marxist) in 2015.

Annie Raja was the first tribal to be elected to the Politburo of the Communist Party of India (Marxist) in 2018.