She was honoured with the Padma Shri for her contributions to music. She was 94.
The music director was among 53 personalities honoured with the Padma awards on Wednesday.
Gandhian VP Appukutta Poduval was among those who received the awards from the President Droupadi Murmu.
Historian CI Isaac, Kalari gurukkal SRD Prasad and agriculturist Cheruvayal Raman are the other Malayalis set to receive the Padma Shri.
A total of 106 have been declared winners of the Padma awards on the eve of the Republic Day.
The Kerala government had last year instituted the state awards, 'Kerala Puraskarangal', on the lines of the central government's Padma awards.
He was awarded the Padma Shri in 2020. The same year, his name was recorded in the Guinness World Records for treating the maximum number of patients.
Chopra made history at the Tokyo Olympics by becoming the first Indian to win a gold medal in a track and field event in the Games' history.
Dr Sosamma was honoured with the Padma Shri for her pioneering work in the conservation of the Vechur cattle breed.
The iconic singer, who was 90, had been admitted to a hospital with ill health.