Ioannis Antoniou
| Personal information | |
|---|---|
| Nationality | Hellenic |
| Born | 27 January 1995 Lamia, Greece |
| Height | 185 cm (6 ft 1 in) |
| Weight | 91 kg (201 lb) |
| Sport | |
| Sport | Alpine skiing |
| Club | E.O.S Karpenisiou |
| Turned pro | 2012 |
| Coached by | Pappos Stergios |
Ioannis Antoniou (Greek: Ιωάννης Αντωνίου, born 27 January 1995) is an alpine skier from Greece. He competed for Greece at the 2018 and 2022 Winter Olympics.