Michelle Bachelet ( VerÃ nica Michelle Bachelet Jeria ) became the first woman president of Chile . She served from 11 March 2006 to 11 March 2010 . VerÃ nica Michelle Bachelet Jeria ( ; born September 29 , 1951 ) is a moderate socialist politician who was President of Chile from 11 March 2006 to 11 March 2010 â '' the first woman president in the country 's history .