Stadium: Court 14 Round: 44 Ground: Clay
| ITF Georgia F2 | 2018/07/15 10:00 | Noskin, Egor v Kalinin, Ivan | 6-3,6-4 |
| ITF Georgia F1 | 2018/07/09 06:00 | Boborykin, Alexander v Kalinin, Ivan | 2-6,7-5,7-6 |
| ITF Uzbekistan F4 Qual | 2018/06/05 04:30 | Kalinin, Ivan v Abzalov, Sharobiddin | 5-7,2-6 |
| ITF Uzbekistan F4 Qual | 2018/06/03 09:30 | Kalinin, Ivan v Sultanbekov, Amal | 7-5,6-2 |
| ITF Uzbekistan F3 Qual | 2018/05/27 07:35 | Abdumalikov, Shohruh v Kalinin, Ivan | 6-3,3-6,6-1 |
| Uzbekistan F2, Singles Qualifying | 2018/04/23 05:00 | Polyakov, Vladimir v Kalinin, Ivan | 6-3,6-1 |
| Uzbekistan F2, Singles Qualifying | 2018/04/22 07:35 | Kulibaba, Artur v Kalinin, Ivan | 2-6,2-6 |
| Uzbekistan F1, Singles Qualifying | 2018/04/16 05:00 | Ivan Liutarevich v Kalinin, Ivan | 6-1,6-3 |