 Former world leaders include Laura Chinchilla of Costa Rica, Gloria Macapagal-Arroyo of the Philippines, Alfredo Cristiani of El Salvador, and Dalia Grybauskaitė of Lithuania, who completed a six-month program in 1992.King Felipe VI of Spain, King Abdullah II of Jordan and his son Hussein, Crown Prince of Jordan, Prince Guillaume of Luxembourg, Prince Turki bin Faisal Al Saud of the Saudi Arabia royal family, Princess Noor Pahlavi of Iran, Prince August Fredrik zu Sayn-Wittgenstein-Berleburg, and Pavlos, Crown Prince of Greece are among the royals who attended Georgetown.Sheikh Abdullah bin Hamad bin Khalifa Al Thani, and Sheikh Mohammed bin Hamad bin Khalifa Al Thani of the Qatari royal family are alumni of the university's Qatar campus.