 Many ethnic groups have never been represented on the Court . There has never been a Justice with any Asian , Native American , or Pacific Islander heritage , and no person having such a heritage was publicly considered for an appointment until the 21st century . Legal scholar Viet D. Dinh , of Vietnamese descent , was named as a potential George W. Bush nominee . During the presidency of Barack Obama , potential nominees have included Harold <unk> Koh , of Korean descent , and former Idaho attorney general Larry <unk> , a member of the Pawnee tribe . 
