Miguel Juan Sebastián Piñera Echenique OMCh (Spanish: [miˈɣel ˈxwan seβasˈtjam piˈɲeɾa etʃeˈnike] (listen); born 1 December 1949) is a Chilean billionaire businessman and politician who served as president of Chile from 2010 to 2014 and again from 2018 to 2022.