Cristina Elisabet Fernández de Kirchner, often referred to by her initials CFK, is an Argentine lawyer and politician who has served as the 56th president of Argentina from 2007 to 2015, and later as the 37th vice president under President Alberto Fernández from 2019 to 2023. The widow of Néstor Kirchner, she was also First Lady during his presidency from 2003 to 2007. She was the second female president of Argentina and the first to be directly elected to office. Ideologically self-identified as a Peronist and a progressive, her political approach is called Kirchnerism. Since 2024, she has been the president of the Justicialist Party, the main opposition party to incumbent President Javier Milei.