Ariel Krok - World Jewish Congress

Jewish Diplomatic Corps – Speakers Bureau

Ariel Krok

English, Portuguese, Spanish
For more information please e-mail


  • Combating Antisemitism in Brazilian Politics.
  • IHRA: Why We Must Advocate for a Universal Definition of Antisemitism
  • The Importance of Continuous Holocaust Remembrance and Education
  • Why Jewish Communities Should Combat all Forms of Hatred


Ariel Krok is from São Paulo, Brazil and graduated with a bachelor’s degree in International Business and an MBA in Marketing. He recently further specialized in business and community leadership at Rutenberg Institute in Haifa. He has worked in telecommunications for over 20 years and is currently the CEO of VOXe Telecom. For more than 25 years, Ariel has volunteered for various Jewish institutions, including for more than a decade in community security and on the board of the Jewish Federation of São Paulo. Ariel is currently on the young leadership board of Keren Hayesod Brazil, Director of JJO (Juventude Judaica Organizada), a counselor at Hebraica Jewish sports club, and a member of the Steering Committee of the WJC Jewish Diplomatic Corps. Ariel is an active volunteer speaker, giving lectures about Israel and the Middle East to groups inside and outside the Jewish community. Ariel also writes articles for the Times of Israel blog and his local community media outlet