Somnath Chatterjee, former Lok Sabha speaker, died at 8:15 on Monday morning in Kolkata, say reports. Chatterjee was 89 years old.
The Times of India reported that he was admitted to Kolkata's Belle Vue Hospital because of a kidney ailment and that a team of 12 doctors was keeping him under close watch.
The report said that he suffered a massive heart attack on Monday morning.
He had been in and out of the hospital for the past two months.
Condolences poured in as the news of his death was announced.
Former MP and Speaker Shri Somnath Chatterjee was a stalwart of Indian politics. He made our Parliamentary democracy richer and was a strong voice for the well-being of the poor and vulnerable. Anguished by his demise. My thoughts are with his family and supporters.— Narendra Modi (@narendramodi) August 13, 2018
Extremely sad news about Somnath Chatterjee ji. One of the greatest parliamentarians of contemporary times he will always be missed by this country. He will be remembered among the greatest Lok Sabha Speakers India ever had. https://t.co/dpnsE9ME1a— Arvind Kejriwal (@ArvindKejriwal) August 13, 2018
Sorry to hear of the passing of Shri Somnath Chatterjee, former Speaker of the Lok Sabha and a veteran parliamentarian who had a forceful presence in the House. A loss for public life in Bengal and India. My condolences to his family and innumerable well-wishers #PresidentKovind— President of India (@rashtrapatibhvn) August 13, 2018
I mourn the passing away of Shri Somnath Chatterjee, 10 term MP and former Speaker of the Lok Sabha. He was an institution. Greatly respected and admired by all parliamentarians, across party lines. My condolences to his family at this time of grief. #SomnathChatterjee— Rahul Gandhi (@RahulGandhi) August 13, 2018
Deeply saddened to learn of the demise of former Lok Sabha Speaker and senior leader, Shri Somnath Chatterjee. An erudite & seasoned parliamentarian, Somnathda was known for value based politics. He rose above partisan politics on several occasions. My condolences to his family.— Rajnath Singh (@rajnathsingh) August 13, 2018
Saddened to learn of the passing away of former Speaker Somnath Chatterjee ji. Throughout his life he was a democrat, a liberal and a champion of enlarging the constituency for social democracy.— P. Chidambaram (@PChidambaram_IN) August 13, 2018
Rest in peace now Somnath da. It was an honour to have known you & to have learnt from you. The Lok Sabha was much the poorer by your absence in recent years. India has lost a parliamentary giant today. #SomnathChatterjee— Omar Abdullah (@OmarAbdullah) August 13, 2018
Chatterjee was a member of the CPI(M) most of his life and served as the speaker of the Lok Sabha between 2004 and 2009 when UPA was in power.
He was elected to the Lok Sabha for the first time as an MP in 1971 and was re-elected nine more times.
Chatterjee had joined CPI(M) in 1968.