Margareta, Custodian of the Crown of Romania[1] (Romanian: Custode al Coroanei Române; born 26 March 1949) is the eldest daughter of King Michael I and Queen Anne of Romania.[2][3] She assumed her father's duties in March 2016, upon his retirement, and has claimed the headship of the House of Romania since his death on 5 December 2017. She also heads the Margareta of Romania Royal Foundation.