Dr. Auma Obama on her famous half brother and living abroad by African Celebs September 30, 2014 African Celebs ShareTweetPinShareShare0 Shares Dr Auma Obama, U.S. President Obama’s half-sister, speaks on life abroad, social activism, and Barack Obama. See Also Leading Ghanaian American Group Announces The Endorsement Of Gabe Amo For U.S. Congress ShareTweetPinShareShare0 Shares Tags Dr. Auma Obama President Barack Obama