Sierra Deaton || 10 Things You Didn't Know About Sierra Deaton

Sierra Deaton || 10 Things You Didn't Know About Sierra Deaton #Sierra #Deaton Sierra Deaton is an American singer of British–Vietnamese descent. She is known as one half of the former indie pop duo 'Alex & Sierra.' She formed the duo with her former boyfriend, Alex Kinsey. The two made their TV reality show debut with the third and final season of 'The X Factor US' in 2013 and ended up winning the show. With that, 'Alex & Sierra' became the first and only duo to win the show's American version. Sierra was born on February 11, 1991, in Philadelphia, to a British father, Dr. John Deaton, and a Vietnamese mother, Vu Deaton. She grew up in Orlando, Florida. Sierra has an older sister named Lara.