Sebastián Piñera, economist

Sebastián Piñera, recently elected to the presidency of Chile (a position he held from 2010 to 2014), has a PhD in economics from Harvard. He has published articles in the Journal of Economic History, the Journal of Development Economics, and the Quarterly Journal of Economics, all of them top journals.

(Interesting: Google Scholar returns different results in searches for “Sebastian Pinera” and “ Sebastián Piñera”.)