Stadium: Eden 1 Round: 62 Ground: Clay
| ITF - M15 Rovinj | 2021/03/15 13:30 | Louis Tessa v Nincevic, Frane | 4-6,6-4,8-10 |
| ITF - M15 Rovinj | 2021/03/15 09:30 | Heger, Tim v Nincevic, Frane | 6-7,4-6 |
| ITF - M15 Porec | 2021/03/07 13:00 | Sarouk, Yair v Nincevic, Frane | 6-4,6-2 |
| ITF - M15 Manacor | 2021/01/10 11:00 | Arthur Reymond v Nincevic, Frane | 6-3,6-3 |
| ITF - M15 Manacor | 2021/01/06 13:00 | Nincevic, Frane v Ktiri, Marc Othman | 3-6,4-6 |
| ITF - M15 Manacor | 2021/01/05 12:30 | Nincevic, Frane v Goldsteiner, Peter | 6-4,6-2 |
| ITF - M15 Manacor | 2021/01/04 10:00 | Robert Strombachs v Nincevic, Frane | 1-6,0-6 |
| ITF - M15 Manacor | 2021/01/03 10:30 | Milo Gazivoda v Nincevic, Frane | 6-7,2-6 |
| ITF - M15 Rovinj | 2021/03/15 15:25 | Gian Marco Ortenzi v Matic, Mile | 6-7,7-5,10-5 |
| ITF - M15 Rovinj | 2021/03/15 08:00 | Dujmovic, Grgo v Gian Marco Ortenzi | 3-6,5-7 |
| ITF - M15 Porec | 2021/03/08 14:00 | Gian Marco Ortenzi v Emesz, Benedikt | 5-7,4-6 |
| ITF - M15 Porec | 2021/03/07 14:30 | Peter Bertran v Gian Marco Ortenzi | 2-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2021/02/14 11:30 | Gian Marco Ortenzi v Roman Andres Burruchaga | 3-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2021/02/07 13:00 | Gian Marco Ortenzi v Jaimee Floyd Angele | 7-5,5-7,7-10 |
| ITF - M15 Torello | 2020/12/08 09:00 | Mattia Bellucci v Gian Marco Ortenzi | 6-0,6-3 |
| ITF - M15 Torello | 2020/12/07 11:30 | Perez Pena, Miguel v Gian Marco Ortenzi | 1-6,1-6 |