Round: 25 Ground: Clay
| ITF Portugal F3 Qual | 2017/03/12 16:00 | Jonathan Ho v Kristjan Tamm | 6-3,6-2 |
| ITF Portugal F3 Qual | 2017/03/12 10:00 | Jose Von Hafe Perez v Kristjan Tamm | 7-6,3-6,0-6 |
| ITF Portugal F2 | 2017/03/08 10:00 | Yannick Mertens v Kristjan Tamm | 6-2,6-0 |
| ITF Finland F4 Qual | 2016/11/12 23:00 | Kristjan Tamm v Alex Hedman | 3-6,2-6 |
| ITF Estonia F4 | 2016/11/08 11:30 | Kristjan Tamm v Vitaly Kozyukov | 1-6,0-6 |
| ITF Estonia F4 | 2016/11/07 23:00 | Kristjan Tamm v Vitaly Kozyukov | 1-6,0-6 |
| ITF Estonia F3 | 2016/11/01 09:00 | Patrik Fabian v Kristjan Tamm | 6-4,6-3 |
| ITF Estonia F2 | 2016/10/26 13:00 | Dzmitry Zhyrmont v Kristjan Tamm | 6-3,4-6,6-3 |
| ITF Latvia F1 | 2015/08/05 08:35 | Nico Matic v Mikus Losbergs | 6-1,6-2 |
| ITF Latvia F1 | 2015/08/03 07:00 | Fabian Gruber v Mikus Losbergs | 1-6,3-6 |
| ITF Estonia F1 | 2015/07/25 09:00 | Mikus Losbergs v Bastian Parada | 6-4,3-6,1-6 |
| ITF Latvia F1 | 2014/08/04 11:05 | Mikus Losbergs v Brandon Walkin | 4-6,3-6 |