Iran competed at the 2017 World Aquatics Championships in Budapest, Hungary from 14 to 30 July.
Swimming
Iran has received a Universality invitation from FINA to send one male swimmer to the World Championships.
AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRankMehdi AnsariMen's 50 m butterfly25.0246did not advanceMen's 100 m butterfly55.3156did not advance
References