Princess Mabel of Orange-Nassau

Princess Mabel of Orange-Nassau (Mabel Martine Wisse Smit; born Mabel Martine Los, 11 August 1968), more commonly known as Mabel van Oranje, is a Dutch humanitarian and the widow of Prince Friso and sister-in-law of King Willem-Alexander of the Netherlands. She spends her time in human rights activities such as co-founding War Child Netherlands, the European Council on Foreign Relations, and Girls Not Brides: The Global Partnership to End Child Marriage.

She served as the first Chief Executive Officer of The Elders, a grouping founded by Nelson Mandela and chaired by Kofi Annan.

In 2005, the World Economic Forum recognised her as a Young Global Leader. Van Oranje is an advisor to several non-profits, including the Coalition for the International Criminal Court, the Malala Fund, Crisis Action and the Open Society Foundations.