Former Foreign Affairs Minister Kamal Kharazi.
https://en.mehrnews.com/news/134020/Iran-categorically-dismisses-claim-of-Kharrazi-Kerry-meeting
https://www.politifact.com/article/2018/may/22/john-kerry-was-paris-did-he-meet-iranians-he-says-/
TYB, these notables ( >>21317974 and >>21317988 ) are from 2018. I was just helping an Anon.