Ryan accepts briefs in all areas of law. He has a particular focus on complex commercial litigation, regulatory disputes, and proceedings raising constitutional and administrative law issues. He represents private clients and government regulators alike.

Before coming to the Bar, Ryan was Counsel Assisting the then Commonwealth Solicitor-General (Justin Gleeson SC) and was later adviser to successive Commonwealth Attorneys-General during the COVID-19 pandemic.

Ryan is a University Medallist in Law, a former High Court Associate, and has postgraduate degrees – BCL (Distinction) and M Phil in Law – from the University of Oxford. His commercial experience includes working in international disputes practices in London (Skadden, Arps, Slate, Meagher & Flom LLP) and Paris (Freshfields Bruckhaus Deringer).

Notable recent matters as counsel:

• ‍Hanson v Faruqi [2026] FCAFC 96 – constitutional law – s 51(xxix) and the implied freedom of political communication – acting for Senator Hanson – led by Sue Chrysanthou SC and Perry Herzfeld SC.

• ‍Kain v R&B Investments Pty Ltd [2025] HCA 28 – commercial law – class actions and common fund orders – acted for the intervener – led by Craig Lenehan SC.

• ‍Argentine Republic v Petersen Energía Inversora, S.A.U. [2026] NSWCA 96 – construction of the Foreign States Immunities Act 1985 (Cth) – service by diplomatic channels – acted for the successful investors – led by Justin Hogan-Doran SC and Chester Brown SC.

• ‍Weston Energy Pty Ltd v National Ceramic Industries Australia Pty Ltd [2026] NSWCA 7 – commercial law – misleading or deceptive conduct – acted for the successful gas supplier – led by Jeremy Giles SC.