India's representative to Palestine, Mukul Arya, was found dead inside the Indian mission in Ramallah on Sunday.
India's Foreign Minister S Jaishankar confirmed the news in a tweet, according to reports of Indian media.
The authorities of India and Palestine did provide information about the cause of the death.
The 36-years-old Indian Foreign Service officer had served in the Indian embassies in Kabul, Moscow as well as at the headquarters of the Ministry of External Affairs in New Delhi.
He also served at India's Permanent Delegation to the UNESCO in Paris.
Arya studied economics at the Delhi University and Jawaharlal Nehru University before joining the Indian Foreign Service.
Foreign Minister S Jaishankar has expressed shock over the death of the diplomat. "Deeply shocked to learn about the passing away of India's Representative at Ramallah, Shri Mukul Arya," Mr Jaishankar tweeted.
The top leadership of Palestine on Sunday expressed shock at the death of Mukul Arya at his workplace. The Palestinian foreign ministry said it received with "great astonishment and shock" the news of the death of Ambassador Arya.
The ministry said it is in touch with India's external affairs ministry to complete the arrangements for transporting the body of Arya and to conduct an investigation into the incident.