Vijay Nambiar is a veteran Indian diplomat and the UN Secretary General's Special Advisor on Myanmar. He was Chef de Cabinet (Chief of Staff) under UN Secretary-General Ban Ki-moon from 1 January 2007 to February 2012. He held the rank of Under-Secretary-General and was a member of the Secretary-General's Senior Management Team. Mr. Nambiar previously served as Deputy National Security Advisor to the Government of India and Head of the National Security Council Secretariat. He previously served as India’s Permanent Representative to the United Nations in New York (May 2002-June 2004). Earlier as Ambassador of India, he served successively in Pakistan (2000-2001), China (1996-2000), Malaysia (1993-1996), and Afghanistan (1990-1992). He was earlier Ambassador of India in Algeria (1985-1988).

During the course of his professional career in the Indian Foreign Service, he had served in numerous bilateral and multilateral appointments in Beijing, Belgrade and New York during the 1970s and 1980s. He was Joint Secretary (Director General) handling East Asia in 1988 during the period of the historic visit of Indian Prime Minister Rajiv Gandhi to China. He also dealt with multilateral affairs at the headquarters in New Delhi during the early 1980s. He was involved at the delegation level in numerous UN and non-aligned summit and ministerial conferences since 1979.

Sathyan Sivakumar (Tamil: சத்யன் சிவகுமார்) is a Tamil film actor and comedian. He is the only son of veteran producer, Madhampatty Sivakumar and is the nephew of noted actor Sathyaraj, whilst Sibiraj is his cousin. Making his acting debut in 1999 with a lead role in Ilayavan, he subsequently has been appearing mainly in supporting and comedic roles in over fifty Tamil films.

Sathyan was born to film producer Mathampatti Sivakumar. Actor Sathyaraj is his uncle, while Sibiraj is his cousin. Sathyan studied at PSG College of Arts and Science in Coimbatore. After graduating with a BBM degree, he entered the film industry by essaying the lead role in the Ilaiyaraaja musical Ilayavan, which was produced by his father himself. He has also acted in the blockbuster hit movie Nanban.