Ambassador Ong Keng Yong is Executive Deputy Chairman of the S. Rajaratnam School of International Studies at the Nanyang Technological University in Singapore. Concurrently, he is Ambassador-at-Large at the Singapore Ministry of Foreign Affairs, non-resident High Commissioner to Pakistan and non-resident Ambassador to Iran. Mr Ong also serves as Chairman of the Singapore International Foundation (SIF).

Asean's former Secretary-General, he was also High Commissioner of Singapore to Malaysia from 2011 to 2014 and High Commissioner to India from 1996 to 1998. Thereafter he was Press Secretary to the then Prime Minister of Singapore, Mr Goh Chok Tong.

Mr Ong graduated from the then University of Singapore with a LLB (Hons) and the Georgetown University (Washington DC, USA) with a MA in Arab Studies.