Takkar, 45, has been running Vodafone Partner Markets since January 2012.
Takkar will replace Inaki Berroeta who took the helm of Vodafone Australia starting March 1. Berroeta had been running Vodafone Romania since December 2010.
Takkar joined Vodafone in 1994 and held various management positions, both within Vodafone Group and within joint ventures. He was also a member in the Managing Board of Vodafone India and of Indus Towers (a joint venture between Vodafone India, Airtel and Idea).
Before joining Vodafone, Takkar had been management consultant at DMR Group.
Giovanni Chiarelli will run Vodafone Romania in an interim capacity until May 1, when Takkar takes over as the new head of the group’s Romanian division, the telecom operator said in a statement.