Rubuta ci gaba don wannan sakin layi - Ya maimaita nasarar lashe wannan taron a wasannin Olympics uku a maraice na gaba, ya lashe lambar zinare ta Olympics a cikin 100 m butterfly
, wasan karshe da ya yi. Bayan nasarori guda biyu a cikin mita 100 na malam buɗe ido a wasannin Olympics na 2004 da 2008 (ta hanyar 0.04 da 0.01 sec, bi da bi), a cikin wannan tseren Phelps ya doke Le Clos da Yevgeny Korotyshkin, waɗanda suka daidaita azurfa, ta hanyar 0.23 sec.