It would be good form if he did so, then he could take the naturalization oath and "abjure all other allegiances" and perhaps that might cover any OTHER citizenships he might have (Indonesian)...though he'd never be at the level of a natural born citizen, at least it's a step in the right direction! Scenarios of Obama’s Citizenship Status Year Circumstance Extenuating Citizenship 1961 Obama born in Hawaii to married Anna and Senior No birth location documented. 14th amendment US citizen and British Citizen by Descent 1961 Born in Kenya to Anna and Senior Stanley Ann’s US citizenship would not convey...