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Marieke van Hooijdonk



Marieke van Hooijdonk



Marieke is a partner with Allen & Overy specialising in international arbitration. She heads the Litigation Department of Allen & Overy in Amsterdam and is on the steering committee of the Firm's Global Arbitration Practice.

Marieke van Hooijdonk is a renowned international arbitration counsel who also represents clients in litigation, typically handling corporate and commercial disputes involving joint ventures, mergers and acquisitions and trade matters. Recent experience includes (i) an ICC arbitration on an off shore pipe line project with claims in excess of EUR 1.3 billion; (ii) successfully representing an Irish distribution company in an ICC arbitration against an international pharmaceutical company (iii) successfully representing the Netherlands Arbitration Institute (NAI) and three arbitrators in litigation regarding the challenge of arbitrators, (iv) successfully representing a listed global science-based company in two post M&A NAI arbitrations and (v) successfully representing the ICC in litigation surrounding the appointment of an expert.

Marieke sits as the Dutch member on the ICC International Court of Arbitration in Paris. She regularly sits as arbitrator herself, as chair, sole and co-arbitrator. Since 2010, Marieke is also a deputy judge at the Court of Appeal in Arnhem-Leeuwarden.

Marieke regularly speaks and writes on arbitration related issues. The 2nd edition of her book Litigation in the Netherlands, Civil Procedure, Arbitration and Administrative Litigation was published with Kluwer.

She is praised by clients for being: "highly experienced and very smart lawyer who combines strategic and pragmatic excellence." (Chambers Global 2019). "very smart and a quick, strategic thinker. She is extremely tough, very persuasive and commercial when needed." (Chambers Global 2019, 2018). "knowledgeable, pragmatic and straightforward. She presents a realistic summary of the case without hiding any difficulties." (Chambers Europe, 2017). "very friendly but also very persistent and thorough, sticking to the point and not giving up before she has the right answer." (Chambers Europe, 2016). “She is one of the new stars at the firm. Her approach to clients is excellent.” (Chambers Europe, 2015). “Very precise and thorough” (Chambers Global, Netherlands – Dispute Resolution 2014). "The ‘very bright, analytical and down-to-earth’ Marieke van Hooijdonk combines a busy litigation and arbitration practice with her role as a deputy judge at the Court of Appeal in Arnhem". 'She knows both sides of the table, so she can advise on how an argument will stand'. (Chambers Global, 2013).

"Very creative, highly experienced" "a sharp analytical mind" (Legal 500, 2018). "'Number one in the field of litigation', Allen & Overy impresses with its 'client-oriented approach' and 'around-the-clock availability'". "Marieke van Hooijdonk attracts high praise". (Legal 500, 2017).

Band 1 – Arbitration Counsel (Chambers Europe, Netherlands, 2019-2014)

News & insights

ground image of skyscraper building with sunlight passing through

Publications: 24 FEBRUARY 2021

Why investors should care about their portfolio companies infringing competition law

Financial investors, including private equity businesses, can be held liable for competition law infringements committed by one of their portfolio companies.

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London cityscape

Publications: 18 FEBRUARY 2021

Penrose review of competition policy

The UK Government commissioned John Penrose MP to undertake an independent review of UK competition policy last September. Penrose was specifically tasked with looking at potential reforms to the UK’s…

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offshore wind farms with sunset

News: 15 FEBRUARY 2021

Allen & Overy advising Ørsted on its Polish offshore wind joint venture with PGE

London – A cross-border team from Allen & Overy has advised Ørsted on its agreement, signed and announced on 10 February 2021, to form a 50/50 joint venture with PGE Polska Grupa Energetyczna S.A.…

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Publications: 25 NOVEMBER 2020

The ICC’s 2021 Arbitration Rules bring new focus on efficiencies and streamlined processes, including through the use of technology

The International Chamber of Commerce (the ICC) has published its revised 2021 Arbitration Rules (2021 Rules).  The 2021 Rules, which will apply to all arbitrations registered after 1 January 2021,…

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Allen & Overy LLP
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Exempt european lawyer, England and Wales, 1995

Admitted as advocaat, Netherlands, 1995


Degree, Law, University of Amsterdam, 1994

LLM, Columbia Law School, 1995

Published work

'Internationale arbitrage en de rol van bedrijfsjurist' with N.J. Gans in: Bedrijfsjuridische Berichten, March 2017

'Arbitration in the Netherlands - The 2015 Dutch Arbitration Act', with M.P.L. Schaink in: Brazil Arbitration Journal, November 2016

'De 'Italiaanse Torpedo' getorpedeerd', with E.M.M. Besselink in: Tijdschrift voor Mededingingsrecht in de Praktijk, May 2015.

'Bewijslevering onder de nieuwe Arbitragewet, een internationaal perspectief', with L.J.E. Timmer in: Nederlands Tijdschrift voor Handelsrecht, April 2015.

'Arbitration of M&A Transactions in the Netherlands' in: Arbitration of M&A Transactions, A Practical Global Guide, Globe Business Publishing Ltd 2014

Book: 'Litigation in the Netherlands: Civil procedure, Arbitration and Administrative Litigation', (chapter Administrative Litigation by P.V. Eijsvoogel), 2e druk, Kluwer Law International 2012, ISBN 978-90-411-4143-9 (227 pages).

'De opzegging van kredietovereenkomsten', TOP 2009, p. 259-262.

'Precontractuele aansprakelijkheid bij onderhandelen met een voorbehoud', with R.J.P.L. Tjittes, in S.Y.Th Meijer and B. Wessels (red.), Bedrijfsovername, Deventer: Kluwer 2009, p. 71 - 86. A previous edition of this article appeared in Contracteren 2008, p. 52-59.