Born within the city of Leiderdorp, Netherlands, a younger Mazraoui joined Ajax’s youth system in 2006 and spent a decade rising by means of the ranks, earlier than representing de Godenzonen’s second group, Jong Ajax, the place he was capable of get high quality minutes towards professionals within the Dutch second tier.  

Having continued to progress in that surroundings, his improvement was recognised by the then-head coach of the Amsterdam membership, Erik ten Hag, who rewarded him along with his first-team debut throughout an Eredivisie victory over NAC Breda in February 2018.

The total-back went from energy to energy and in his first full season as a member of the Dutchman’s squad, he adopted within the footsteps of present United team-mates Christian Eriksen and De Ligt by profitable the distinguished Ajax Expertise of the 12 months award, because the membership celebrated a home double by claiming each the Eredivisie and KNVB Cup crowns.