Born Dhanghara, Sirajganj, 5 August 1944. His father is Gadadhar Saha. His mother is Birajmohini. He is the only child of his parents. He studied at Dhaka College, Bogra College and Rajshahi University. He started his professional career as a Research Fellow in Rajshahi University. His poetic urge began in his adolescent period. His wife is Nila Saha. They have two sons. Tirtha Saha and Saudha Saha. He owns 130 books. He writes columns in the daily newspapers. Awards and Honours: The Bangla Academy Award, 1983; Mahbubullah-Jebunnesa Award, 1995; Bogra Lekhak Chakra Award, 1997; Ekushey Padak, 2001; Kabi Sukanta Sahitya Award, 2001; Khalekdad Chowdhury Smriti Award, 2002; Kolkata Bangabandhu Award, 2005; Kapotakkha Sahitya Award, 2007; Jatio Kabita Parishad Award, 2008; Dainik Destiny Honour, 2009; Mani Sing-Farhad Honour, 2009; Bangladesh Canada Association of Calgary Honour, 2010; Kabi Sangsad Award, 2010; Sadat Ali Akanda Award, 2010; Kabitalap Award, 2010; Sirajganj Rabindra Parishad Honour, 2010; Sanghati Gunijan Honour, London, 2011; Uttara University Honour, 2011; Bangla Utsab Gunijan Honour, New York, 2014; Amin Jewellers Gunijan Honour, 2016.
Saha has published 55 books of poetry, 3 books for children, 4 books of essays, 3 compilations of poems and one volume of selected poems.
- Ei Griha Ei Sannyas (1972)
- Chai Bish, Amorata (1975)
- Aminul Islam (August 7, 2014). "Mahadev Saha's birthday celebrated". The Daily Star.
- Takir Hossain (January 13, 2011). "Mahadev Saha Honoured with Sa'adat Ali Akhand Award". The Daily Star. Retrieved June 2, 2015.
- Takir Hossain (January 15, 2009). "Mahadev Saha Words of passion". The Daily Star.