Professor Jeffrey Denys Goldsworthy is an Australian academic and legal philosopher. He is known for his work in philosophy of law, as well as constitutional theory and interpretation.

He holds a Personal Chair at Monash University Faculty of Law

Monash University Faculty of Law

Monash University Faculty of Law, or Monash Law School, is the law school of Monash University in Melbourne, Victoria. Established in 1963, it offers the LLB, J.D., LLM, S.J.D., LLD and PhD degrees in law. It has been ranked as one of the top 20 law schools in the world...

. He is also the President of the Australian Society of Legal Philosophy.

He is perhaps best known for his work on parliamentary sovereignty, especially for his book The Sovereignty of Parliament: History and Philosophy.

In constitutional theory, he is a proponent of originalism

Originalism

In the context of United States constitutional interpretation, originalism is a principle of interpretation that tries to discover the original meaning or intent of the constitution. It is based on the principle that the judiciary is not supposed to create, amend or repeal laws but only to uphold...

. His work in this area largely preceded and promoted the development of this approach in the United States of America.