Undine von Diemar, CIPP/E


Jones Day


Undine von Diemar (Partner, Jones Day)

Dr. Undine von Diemar is a partner at Jones Day based in Munich (Germany). With more than 15 years of experience, Undine advises clients on their most critical data protection matters, including incident response, internal investigations, international data transfers and global compliance projects. She defends clients in proceedings before authorities and courts and has a strong track record advising clients on data protection issues in M&A transactions. Drawing on her long-standing data protection and IT experience, she works closely with clients to successfully structure and execute technology transactions related to cloud computing, big data, artificial intelligence, and supercomputer technologies. She leads Jones Day's European Cybersecurity, Privacy & Data Protection Practice.

Undine advises ICANN in Europe and globally on all data protection requirements relevant to ICANN. She is the premier counsel for ICANN in its engagements with data protection authorities and legislators and represents ICANN in negotiations with registrars and registries. Undine has counseled well-known international companies on responding effectively to cyber-attacks and data breaches, including engaging with law enforcement authorities and handling notification obligations. She has advised on privacy requirements in SAP’s acquisitions of Qualtrics, Gigya, Concur and hybris.

Undine is recognized as a leading practitioner by all relevant legal directories including Chambers, Legal 500, Best Lawyers, Juve, Who's Who Legal, Acritas "Star Lawyer", and Wirtschaftswoche “Top Lawyer“ for Data Protection. In 2020 she was voted “Lawyer of the Year“ in Germany for data protection by Best Lawyers.

Undine studied law in Potsdam and Berlin. She holds a doctorate degree from the University of Potsdam (summa cum laude, award for best doctoral thesis of law school) and a Master of Laws (LL.M.) degree from the University of Michigan (supported by scholarships of the German Academic Exchange Service (DAAD) and the Rotary Foundation).

Undine frequently speaks and publishes on data protection and cybersecurity issues (see for an overview http://www.jonesday.com/uvondiemar/, Speaking Engagements and Publications tabs).


Contributions by Undine von Diemar

  • Internationales Datenschutz-Update
    Speaker at IAPP Data Protection Intensive: Deutschland 2021
  • Monitoring Employees' Health & Activities Outside Work in Germany, Poland and UK
    Web Conference Speaker
  • Member of European Advisory Board 2021 - 2022
  • Speaker at IAPP Europe Data Protection Congress 2020 - Cancelled
  • International Data Protection Update
    Speaker at IAPP Data Protection Intensive: Deutschland 2020 - Cancelled
  • Employee Tracking and Monitoring in Germany, U.K. and Poland Under the GDPR
    Speaker at IAPP Europe Data Protection Congress 2019
  • Umgang mit betroffenen Personen bei der Ausübung ihrer Rechte
    Speaker at IAPP Data Protection Intensive: Deutschland 2019
  • Betroffenen Personen zu ihrem Recht verhelfen
    Speaker at IAPP Data Protection Intensive: Deutschland 2018
  • The DPO's Place in the Organisation
    Speaker at IAPP Data Protection Intensive: Deutschland 2018
  • Begrüßung und Einführung
    Speaker at IAPP Data Protection Intensive: Deutschland 2018
  • Data Breaches and Cyber Attacks – What you should and should not do
    Speaker at Munich KnowledgeNet: 24 July 2018
  • IAPP Global Update and HR Data Processing Under the GDPR – How Companies Need to Prepare
    Speaker at Munich KnowledgeNet: 31 May 2017