Mr Jaishankar took office as the country's top diplomat in January 2015.
External Affairs Minister Sushma Swaraj, with nearly eight million followers, leads the MEA team on the microblogging site and is known to be prompt in reaching out to Indians in distress across the world.
Nirupama Rao, who served as foreign secretary between 2009 and 2011, was a pioneer in the use of the social media among top government officers.
With around 30 million followers, Prime Minister Narendra Modi is among the most popular world leaders on Twitter. Mr Jaishankar is yet to post his first tweet.
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