Abdul Hakim Sani Brown (サニブラウン・アブデル・ハキーム, Saniburaun Abuderu Hakīmu, born 6 March 1999) is a Japanese athlete specialising in sprinting events. Sani Brown has a Japanese mother and a Ghanaian father. Sani Brown won the 100 metres at the 2015 World Youth Championships in Athletics setting a championship record of 10.28 (−0.4) in the final.