Johannes Cornelis "Hans" van Baalen was a Dutch politician of the People's Party for Freedom and Democracy (VVD) who served as a Member of the European Parliament and Leader of the People's Party for Freedom and Democracy in the European Parliament from 2009 until 2019. He also was President of the Alliance of Liberals and Democrats for Europe Party from 21 November 2015 until his death.

The Alliance of Liberals and Democrats for Europe Party is a European political party composed of 76 national-level parties from across Europe, mainly active in the European Union. The ALDE Party is affiliated with Liberal International and a recognised European political party, incorporated as a non-profit association under Belgian law.