| Challenger Wroclaw | 02/18 13:45 | 26 | Andrej Martin v Konstantin Kravchuk | 4-6,4-6 | |
| Challenger Wroclaw | 02/17 15:25 | 25 | Konstantin Kravchuk v Frederik Nielsen | 6-7,6-2,6-3 | |
| Challenger Bergamo | 02/12 10:00 | 26 | Konstantin Kravchuk v Daniel Brands | 6-7,6-7 | |
| Challenger Bergamo | 02/11 14:00 | 25 | Andreas Beck v Konstantin Kravchuk | 3-6,6-7 | |
| ITF Belarus F1 | 10/23 10:20 | - | Evgeny Tyurnev v Konstantin Kravchuk | 7-6,4-6,6-4 | |
| ITF Belarus F1 | 10/22 08:00 | - | Yaraslav Shyla v Konstantin Kravchuk | 4-6,4-6 | |
| ITF Belarus F1 | 10/21 09:30 | - | Alexander Bublik v Konstantin Kravchuk | 1-6,6-7 | |
| ITF Belarus F1 | 10/20 11:15 | - | Denis Matsukevich v Konstantin Kravchuk | 3-6,7-6,1-6 | |
| US Open Qual | 08/21 21:15 | 45 | Konstantin Kravchuk v Michal Przysiezny | 4-6,1-6 | |
| Challenger Segovia | 07/28 11:00 | 25 | Konstantin Kravchuk v Nikola Mektic | 3-6,6-7 | |
| Challenger Recanati | 07/19 17:40 | 28 | Gilles Muller v Konstantin Kravchuk | 7-5,7-6 | |
| Challenger Recanati | 07/18 19:00 | 27 | Stefano Napolitano v Konstantin Kravchuk | 6-7,3-6 | |
| Challenger Recanati | 07/16 13:00 | 26 | Roberto Ortega-Olmedo v Konstantin Kravchuk | 4-6,4-6 | |
| Challenger Recanati | 07/15 13:45 | 25 | Giacomo Miccini v Konstantin Kravchuk | 3-6,2-6 | |
| Wimbledon | 06/23 10:30 | 23 | Konstantin Kravchuk v Gilles Simon | 2-6,6-7,5-7 | |
| Wimbledon Qual | 06/19 12:05 | 46 | Konstantin Kravchuk v Alex Bolt | 3-6,7-6,6-4,6-4 | |
| Wimbledon Qual | 06/16 11:35 | 44 | Michael Berrer v Konstantin Kravchuk | 5-7,6-3,3-6 | |
| ITF Russia F4 | 06/07 06:00 | - | Philipp Davydenko v Konstantin Kravchuk | 4-6,6-7 | |
| ITF Russia F4 | 06/06 08:25 | - | Roman Safiullin v Konstantin Kravchuk | 3-6,2-6 | |
| ITF Russia F3 | 05/26 10:30 | - | Konstantin Kravchuk v Ivan Gakhov | 7-6,5-7,4-6 | |
| Challenger Shenzhen | 04/22 02:00 | 25 | Konstantin Kravchuk v Tatsuma Ito | 4-6,4-6 | |
| Challenger St Brieuc | 04/02 17:30 | 26 | Konstantin Kravchuk v David Guez | 3-6,0-6 | |
| Challenger St Brieuc | 04/01 10:20 | 25 | Konstantin Kravchuk v Yann Marti | 7-6,3-6,6-4 |
Wikipedia - Konstantin Kravchuk
Konstantin Vladimirovich Kravchuk (Russian: Константи́н Влади́мирович Кравчу́к, IPA: [kənstɐnʲˈtʲin krɐfˈtɕuk]; born 23 February 1985) is a former Russian professional tennis player. He is known for his strong serve and good skills on fast and indoor courts.
History
In 2013 at age 28 Kravchuk made his debut at the Davis Cup in the 2013 Davis Cup Europe/Africa Zone Group I second round play-off match against South Africa. In the third rubber, he partnered with Andrey Kuznetsov and defeated Raven Klaasen and Tucker Vorster in four sets. Kravchuk also took part in the fifth dead rubber against Jacob Coenraad de Klerk, who retired during the first set of the match.
After his debut Kravchuk took part in all matches in the Davis Cup until the 2017 season. He played all the doubles matches partnering with five different teammates.