Michael W. Lodge is a British lawyer who served as Secretary-General of the International Seabed Authority from 2016 to 2024.

[1] Lodge studied law at the University of East Anglia and was later awarded a Master of Science degree in marine policy from the London School of Economics.

[2] Lodge worked as a legal counsel for the Pacific Islands Forum Fisheries Agency (1991−1995) and the International Seabed Authority (1996−2003), and as counselor for the OECD Roundtable on Sustainable Development (2004−2007).

He was a lead negotiator for the South Pacific island states for the 1995 United Nations Fish Stocks Agreement and has worked as a consultant on fisheries and environmental and international law.

[4][5] Lodge had been criticized for pushing for industrial deep sea mining to begin before formal regulations were in place.