| Rengaraj Viswanathan | |
| Nationality: | Indian |
| Order: | Ambassador of India to Argentina, Uruguay, and Paraguay |
| Term Start: | October, 2007 |
| Term End: | May 2012 |
| Order2: | Joint Secretary of Latin America & Caribbean Division (LAC) |
| Term Start2: | September, 2003 |
| Term End2: | September 2007 |
| Order3: | Ambassador of India to Venezuela |
| Term Start3: | October 2000 |
| Term End3: | August 2003 |
| Order4: | Consul General of India to Sao Paulo |
| Term Start4: | April 1996 |
| Term End4: | July 2000 |
Ambassador Viswanathan is the leading Indian expert on Latin America. He promotes understanding of Latin America and India-Latin America relations through speeches, blogs, articles and books. He advises Indian companies on business with Latin America. He speaks Spanish and Portuguese.
He had worked in Latin America for 12 years in his diplomatic postings in Brazil, Argentina and Venezuela. As Head of the Latin America division in the Ministry of External Affairs of India he took unprecedented policy initiatives creating a paradigm shift in India's relations with Latin America. He has visited every one of the 19 Latin American countries. He follows closely the political, economic and market developments as well as cultural trends. He has read a number of books on Latin America and has written reviews.[1]
For the last 18 years R. Viswanathan has been writing articles and giving lectures on Latin American politics, markets, and culture.[2]
His publications on the Latin American region include: