Ong Siew Gay is Consul General of Singapore in Hong Kong. He joined the Foreign Service in 2005 and has served in various capacities in the Policy, Planning and Analysis Directorate, International Organisations Directorate, and Protocol Directorate. He was appointed Consul General in the Singapore Consulate-General in Shanghai from 2012 to 2016, and was Chief of Protocol in the Ministry of Foreign Affairs, Singapore from 2016 to 2021. He has been the Consul General in Hong Kong since June 2021.