| Challenger Shymkent 2 | 06/10 08:15 | 24 | [458] Konstantin Kravchuk v Nino Serdarusic [300] | 3-6,6-1,1-6 | |
| Challenger Almaty | 06/03 07:25 | 24 | [291] Marcelo Tomas Barrios Vera v Konstantin Kravchuk [454] | 6-4,6-2 | |
| Challenger Gwangju | 05/16 03:50 | 26 | [493] Konstantin Kravchuk v Dudi Sela [240] | 1-6,1-6 | |
| Challenger Gwangju | 05/15 02:00 | 25 | [160] Tatsuma Ito v Konstantin Kravchuk [493] | Retired | |
| Challenger Gwangju | 05/13 05:50 | 24 | Seong Chan Hong v Konstantin Kravchuk | 6-3,6-7,2-6 | |
| Challenger Shymkent | 05/08 06:45 | 25 | Konstantin Kravchuk v Aleksandar Vukic | Retired | |
| Challenger Shymkent | 05/07 04:00 | 24 | Konstantin Kravchuk v Timur Khabibulin | 6-3,6-7,7-6 | |
| ITF M25 Namangan | 05/04 06:35 | 28 | Tim Van Rijthoven v Konstantin Kravchuk | 7-6,7-5 | |
| ITF M25 Namangan | 05/03 06:50 | 27 | Konstantin Kravchuk v Khumoyun Sultanov | 3-6,6-4,7-5 | |
| ITF M25 Namangan | 05/02 06:40 | 26 | Konstantin Kravchuk v Kristian Lozan | 7-5,6-2 | |
| ITF M25 Namangan | 05/01 04:50 | 25 | Konstantin Kravchuk v Dejan Katic | 6-4,6-3 | |
| ITF M25 Andijan | 04/28 06:00 | 29 | Konstantin Kravchuk v Tim Van Rijthoven | 3-6,7-6,3-6 | |
| ITF M25 Andijan | 04/27 05:30 | 28 | Alexander Vasilenko v Konstantin Kravchuk | 4-6,3-6 | |
| ITF M25 Andijan | 04/26 08:30 | 27 | Sidharth Rawat v Konstantin Kravchuk | 6-7,5-7 | |
| ITF M25 Andijan | 04/26 05:00 | 26 | Kento Takeuchi v Konstantin Kravchuk | 2-6,1-6 | |
| ITF M25 Andijan | 04/23 09:20 | 25 | Maxim Ratniuk v Konstantin Kravchuk | Retired | |
| ITF M25 Shymkent | 04/16 08:45 | 25 | Konstantin Kravchuk v Fabrizio Ornago | 4-6,4-6 | |
| ITF M25 Shymkent | 04/10 13:30 | 25 | Konstantin Kravchuk v George Tsivadze | 5-7,3-6 | |
| ITF M25 Kazan | 03/13 07:00 | 25 | Konstantin Kravchuk v Teymuraz Gabashvili | 2-6,6-4,1-6 | |
| ITF M25 Aktobe | 02/22 08:20 | 27 | Konstantin Kravchuk v Artem Dubrivnyy | 4-6,1-6 | |
| ITF M25 Aktobe | 02/21 09:15 | 26 | Konstantin Kravchuk v Marco Bortolotti | 6-1,7-5 | |
| ITF M25 Aktobe | 02/19 08:25 | 25 | Konstantin Kravchuk v Christian Seraphim | 6-4,4-6,6-4 | |
| ITF M25 Aktobe | 02/14 06:20 | 26 | Konstantin Kravchuk v Niels Lootsma | 6-7,6-7 | |
| ITF M25 Aktobe | 02/13 07:05 | 25 | Konstantin Kravchuk v Sergey Fomin | 4-6,7-6,7-6 | |
| ITF M25 Kazan | 01/26 10:40 | 28 | Konstantin Kravchuk v Teymuraz Gabashvili | 5-7,6-4,1-6 | |
| ITF M25 Kazan | 01/25 09:40 | 27 | Konstantin Kravchuk v Richard Muzaev | 6-2,6-2 | |
| ITF M25 Kazan | 01/24 09:10 | 26 | Konstantin Kravchuk v Vadym Ursu | 6-1,6-3 | |
| ITF M25 Kazan | 01/23 11:30 | 25 | Konstantin Kravchuk v Timur Kiyamov | 6-3,6-4 | |
| ITF Thailand F9 | 11/17 03:00 | 29 | Kuan-Yi Lee v Konstantin Kravchuk | 5-7,2-6 | |
| ITF Thailand F9 | 11/16 03:00 | 28 | [292] Yu Hsiou Hsu v Konstantin Kravchuk [421] | 2-6,2-6 |
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.