Rena Lee is Singapore’s Ambassador for International Law and Chief Executive of the Intellectual Property Office of Singapore (IPOS). Rena joined the Singapore public service in 1992 and has served in a number of roles, including with the Attorney-General’s Chambers and the Ministry of Foreign Affairs. She specialises in public international law, covering diverse areas including law of the sea, environmental and climate change law, humanitarian and human rights law.

Rena was most recently Ambassador for Oceans and Law of the Sea Issues and Special Envoy of the Minister for Foreign Affairs. In this capacity, Rena was elected President of the BBNJ IGC in 2018 and served until the conclusion of the negotiations in 2023. Rena was also a member of the Legal and Technical Commission of the International Seabed Authority from 2017 to 2022.