Full Name: David R J O'Brien
Phone:+61 3 9225 7777
Fax:+61 3 9225 8480
Chambers: Owen Dixon Chambers West
Room: 2402
Date of Admission: 6 May 1996
Called to the Bar: 25 May 2000
Nationally Accredited Mediator: 8 Oct 2015
Qualifications: B.Ec., LL.B.



David O’Brien completed his tertiary studies at Monash University and his articles at Garland Hawthorn Brahe in Melbourne in 1995. He was admitted to practice as a barrister and solicitor in the Supreme Court of Victoria on 6 May 1996. As a solicitor David worked at Garland Hawthorn Brahe, Gadens Lawyers and King & Wood Mallesons.

David signed the bar roll in May 2000 and read with Christopher Wren QC. His main areas of practice include land valuation and compensation, equity, property, planning and environment law as well as general commercial litigation. He has appeared in the High Court, Supreme Court, County and Magistrates’ Courts, VCAT and other planning panels and inquiries. 

From November 2010 until November 2014 David represented Western Victoria in the Legislative Council of Victoria. During that time he served as Deputy Leader of the National Party in the Legislative Council and National Party Whip in the Legislative Council. He also served on the Accountability and Oversight Committee, Family and Community Development Committee, Legal and Social Issues Committee, Public Accounts and Estimates Committee and as chair of the Rural and Regional Committee.

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Areas of Practice


  • Appellate
  • Building and Construction
  • Contractual Disputes
  • Real Property
  • Transport Law - Admiralty/Aviation/Maritime


  • Civil and Human Rights
  • Constitutional Law
  • Judicial Review and administrative law
  • Liquor Licensing
  • Merits Review
  • Privacy/Freedom of Information


  • Environmental and Planning Offences
  • Property Offences


  • Appellate
  • Family Provision
  • Real Property
  • Trusts
  • Wills and Probate

Environment and Planning

  • Appellate
  • Civil enforcement
  • Compulsory acquisition of land compensation
  • Local Government
  • Merit Appeals
  • Mining
  • Valuation of land - rating and tax appeals


  • Commissions and other inquiries


  • Land Tax
  • Stamp Duty and other state taxes

Also Entitled to Practise in

  • High Court of Australia

Committee Memberships

  • Supreme Court - The Victorian Compensation and Planning Users' Group
From 17 Apr 2015, liability limited by a scheme approved under Professional Standards Legislation.

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