The 2021 Arab Cup U-17 was to be the fourth edition of the Arab Cup U-17. It was scheduled to be hosted by Morocco from 29 July to 15 August 2021. The tournament was initially scheduled to be held from 1 to 17 July, but was postponed indefinitely, and later cancelled.
The draw took place on 5 July 2021 in Cairo, Egypt.
The group winners and runners-up advance to the quarter-finals.
All times are local, WAT ().
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In the knockout stage, penalty shoot-out is used to decide the winner if necessary (no extra time is played).