| Challenger - St. Petersburg - kvalifikácia | 03/07 08:15 | 14 | [356] Konstantin Kravchuk v Tim Van Rijthoven [331] | 4-6,4-6 | |
| Challenger - Petrohrad | 02/28 10:45 | 14 | [352] Konstantin Kravchuk v Artem Dubrivnyy [433] | 6-7,4-6 | |
| ITF - M15 Petrohrad | 02/11 07:00 | 26 | Andrey Kuznetsov v Konstantin Kravchuk | 4-6,6-1,7-6 | |
| ITF - M15 Petrohrad | 02/09 11:15 | 25 | Karlis Ozolins v Konstantin Kravchuk | 4-6,3-6 | |
| ITF - M15 Petrohrad | 02/06 08:00 | 28 | Alibek Kachmazov v Konstantin Kravchuk | 6-3,6-3 | |
| ITF - M15 Petrohrad | 02/05 08:30 | 27 | Bogdan Bobrov v Konstantin Kravchuk | 7-6,4-6,3-6 | |
| ITF - M15 Petrohrad | 02/04 09:35 | 26 | Alexander Vasilenko v Konstantin Kravchuk | 4-6,4-6 | |
| ITF - M15 Petrohrad | 02/02 07:55 | 25 | Alexander Igoshin v Konstantin Kravchuk | 2-6,3-6 | |
| Challenger - Nur-Sultan | 03/09 07:35 | 24 | [326] Konstantin Kravchuk v Denis Yevseyev [362] | 4-6,4-6 | |
| ITF - M25 Aktobe | 02/18 08:00 | 25 | [330] Konstantin Kravchuk v Grigoriy Lomakin [331] | 3-6,6-7 | |
| ITF - M25 Aktobe | 02/15 05:55 | 28 | Konstantin Kravchuk v Evgeny Tyurnev | 5-7,3-6 | |
| ITF - M25 Aktobe | 02/14 06:00 | 27 | [325] Konstantin Kravchuk v Francesco Forti [468] | 6-4,7-6 | |
| ITF - M25 Aktobe | 02/13 08:55 | 26 | Konstantin Kravchuk v Timur Kiyamov | 6-4,6-7,6-1 | |
| ITF - M25 Aktobe | 02/12 07:40 | 25 | Konstantin Kravchuk v Maxim Ratniuk | 6-4,6-4 | |
| ITF - M15 Kazaň | 01/25 10:00 | 28 | [327] Konstantin Kravchuk v Sergey Fomin [404] | 4-6,1-6 | |
| ITF - M15 Kazaň | 01/24 08:30 | 27 | Konstantin Kravchuk v Oleksii Krutykh | 6-0,6-2 | |
| ITF - M15 Kazaň | 01/23 10:20 | 26 | Konstantin Kravchuk v Mikhail Fufygin | 6-4,6-4 | |
| ITF - M15 Kazaň | 01/22 12:45 | 25 | Konstantin Kravchuk v Egor Noskin | 4-6,6-4,6-4 | |
| Challenger Bendigo | 01/15 03:40 | 26 | [338] Konstantin Kravchuk v Stefano Travaglia [75] | 6-7,3-6 | |
| Challenger Bendigo | 01/14 01:50 | 25 | [338] Konstantin Kravchuk v Matias Franco Descotte [381] | 6-2,6-4 | |
| Challenger Shenzhen 2 | 10/29 03:30 | 25 | [297] Konstantin Kravchuk v Go Soeda [126] | 7-6,4-6,5-7 | |
| Challenger Shenzhen 2 | 10/28 03:25 | 24 | Ye Cong Mo v Konstantin Kravchuk | 4-6,0-6 | |
| Challenger Liuzhou | 10/24 06:00 | 26 | [307] Konstantin Kravchuk v Yuta Shimizu [408] | Retired | |
| Challenger Liuzhou | 10/23 03:45 | 25 | [183] Enrique Lopez-Perez v Konstantin Kravchuk [307] | 3-6,3-6 | |
| Challenger Liuzhou | 10/22 02:00 | 24 | [261] Goncalo Oliveira v Konstantin Kravchuk [307] | 2-6,2-6 | |
| Challenger Nur-Sultan 2 | 10/04 06:35 | 27 | [378] Illya Marchenko v Konstantin Kravchuk [340] | 6-4,6-3 | |
| Challenger Nur-Sultan 2 | 10/03 05:00 | 26 | [340] Konstantin Kravchuk v Ilya Ivashka [132] | 1-6,6-3,6-2 | |
| Challenger Nur-Sultan 2 | 10/01 06:30 | 25 | [233] Sasikumar Mukund v Konstantin Kravchuk [340] | 4-6,2-6 | |
| Challenger Nur-Sultan 2 | 09/30 08:25 | 24 | [340] Konstantin Kravchuk v Borna Gojo [329] | 3-6,6-1,6-4 | |
| ITF M25 Almaty | 09/27 06:40 | 27 | Jurabek Karimov v Konstantin Kravchuk | 6-1,7-6 |
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.