Susannah Patton

Deputy Research Director and Program Director for Southeast Asia
Areas of expertise

Indo-Pacific strategy; Australian foreign policy; Southeast Asia

Susannah Patton
Biography
Publications
News and media

Susannah Patton is Deputy Research Director at the Lowy Institute. She is also the Director of the Institute’s Southeast Asia Program and responsible for the Asia Power Index, the Institute’s annual data-driven assessment that maps the changing distribution of power in the region. Susannah joined the Institute in 2022 and her research has focused on geopolitical trends in Southeast Asia and Australian foreign policy.

Susannah frequently contributes commentary to Australian and international media outlets, and her writing has been published in leading outlets including The New York Times, Foreign Affairs, Foreign Policy and the Australian Financial Review. She is a regular contributor to the Lowy Institute’s international magazine, The Interpreter.

Before joining the Lowy Institute, Susannah was a Research Fellow in the Foreign Policy and Defence Program at the United States Studies Centre. Between 2010 and 2020, she worked in various Southeast Asia-focused positions in the Australian government, including as a Senior Analyst in the Southeast Asia Branch at the Office of National Intelligence, in the ASEAN-Australia Special Summit Taskforce in the Department of the Prime Minister and Cabinet, and as a diplomat in the Australian Embassy in Bangkok. Susannah speaks Thai and holds degrees in law and political science from the Australian National University.

Australia’s Strategic Priorities and Challenges with Southeast Asia
Journal Article
Australia’s Strategic Priorities and Challenges with Southeast Asia
Originally published in Asia Policy, volume 20, number 4 (October 2025)
Trump’s Week in Asia: Gifts, Deals, and Submarines
Commentary
Trump’s Week in Asia: Gifts, Deals, and Submarines
Originally published in War on the Rocks
ASEAN summits in 2025: Trump centrality
ASEAN summits in 2025: Trump centrality
The US President’s attendance is prized by ASEAN, even as it poses challenges.
Southeast Asia Influence Index - Key Findings Report
Report
Southeast Asia Influence Index - Key Findings Report
The Southeast Asia Influence Index maps the landscape of geopolitical influence in this crucial region. Building on an existing body of data-driven research by the Lowy Institute,…
Is the US really losing to China in Southeast Asia?
Is the US really losing to China in Southeast Asia?
A major new research project published by the Lowy Institute says yes – but there’s more to the story.
Southeast Asia Influence Index
Interactive
Southeast Asia Influence Index
Explore our world-first data ranking geopolitical influence across the eleven countries of Southeast Asia.
Trump tariffs tilt Southeast Asia towards China
Commentary
Trump tariffs tilt Southeast Asia towards China
Originally published in East Asia Forum
Who is Thailand’s new Prime Minister, Anutin Charnvirakul?
Who is Thailand’s new Prime Minister, Anutin Charnvirakul?
The installation of a “middleman” prime minister is a warning sign for Thailand’s political stability.
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