| Challenger - Nur-Sultan | 03/13 07:40 | 27 | Jesper De Jong v Illya Marchenko | Cancelled | |
| Challenger - Nur-Sultan | 03/12 06:00 | 26 | [209] Illya Marchenko v Alexey Zakharov [403] | 7-5,7-6 | |
| Challenger - Nur-Sultan | 03/11 08:25 | 25 | [209] Illya Marchenko v Sanjar Fayziev [477] | 6-1,6-4 | |
| Cupa Davis | 03/07 15:50 | 45 | [207] Illya Marchenko v Chun Hsin Tseng [279] | 6-3,6-2 | |
| Cupa Davis | 03/06 16:30 | 45 | [207] Illya Marchenko v Tung-Lin Wu [232] | 4-6,4-6 | |
| Challenger - Pau | 02/27 10:30 | 26 | [277] Teymuraz Gabashvili v Illya Marchenko [211] | 6-4,5-7,7-5 | |
| Challenger - Pau | 02/26 11:35 | 25 | [211] Illya Marchenko v Marco Trungelliti [197] | 2-6,7-5,6-1 | |
| Challenger - Pau | 02/25 09:00 | 24 | [211] Illya Marchenko v Matthias Bachinger [266] | 3-6,7-6,6-4 | |
| Challenger - Bergamo | 02/23 16:00 | 29 | Illya Marchenko v Enzo Couacaud | Cancelled | |
| Challenger - Bergamo | 02/22 17:30 | 28 | [248] Hugo Gaston v Illya Marchenko [253] | 6-4,4-6,4-6 | |
| Challenger - Bergamo | 02/21 13:35 | 27 | [365] Baptiste Crepatte v Illya Marchenko [253] | 7-6,6-7,0-6 | |
| Challenger - Bergamo | 02/20 09:00 | 26 | [174] Roman Safiullin v Illya Marchenko [253] | Retired | |
| Challenger - Bergamo | 02/19 10:35 | 25 | [253] Illya Marchenko v Hiroki Moriya [212] | 6-1,6-4 | |
| Challenger - Bergamo | 02/17 20:45 | 24 | [253] Illya Marchenko v Andrea Pellegrino [336] | 6-4,3-6,6-1 | |
| Challenger - Cherbourg | 02/12 12:30 | 25 | [255] Illya Marchenko v Quentin Halys [203] | 3-6,7-6,6-7 | |
| Challenger - Cherbourg | 02/10 10:00 | 24 | [255] Illya Marchenko v Mats Moraing [225] | 6-3,6-4 | |
| Challenger - Bangkok 2 | 01/20 04:45 | 24 | [255] Illya Marchenko v Alex Molcan [280] | 6-2,5-7,4-6 | |
| Challenger - Bangkok | 01/14 03:00 | 25 | [310] Di Wu v Illya Marchenko [252] | 6-1,7-6 | |
| Challenger - Helsinki | 11/12 16:05 | 24 | [241] Illya Marchenko v Patrik Niklas-Salminen [336] | Retired | |
| Challenger - Bratislava | 11/06 13:55 | 25 | [89] Kamil Majchrzak v Illya Marchenko [244] | 7-6,6-0 | |
| Challenger - Bratislava | 11/05 09:00 | 24 | [244] Illya Marchenko v Aleksandr Nedovyesov [247] | 7-5,7-6 | |
| Challenger - Bratislava | 11/04 09:00 | 166 | [244] Illya Marchenko v Mischa Zverev [291] | 3-6,6-2,6-2 | |
| Challenger - Eckental | 11/01 11:35 | 27 | [181] Steve Darcis v Illya Marchenko [256] | 6-7,7-6,6-3 | |
| Challenger - Eckental | 10/31 14:05 | 26 | [256] Illya Marchenko v Zdenek Kolar [267] | 5-7,6-3,6-4 | |
| Challenger - Eckental | 10/29 13:55 | 25 | [147] Sergiy Stakhovsky v Illya Marchenko [256] | 4-6,6-7 | |
| Challenger - Eckental | 10/28 15:20 | 24 | [256] Illya Marchenko v Lucas Miedler [276] | 6-1,6-2 | |
| Challenger - Brest | 10/25 14:10 | 27 | [272] Illya Marchenko v Norbert Gombos [119] | 4-6,2-6 | |
| Challenger - Brest | 10/24 15:35 | 26 | [272] Illya Marchenko v Nino Serdarusic [287] | 6-4,7-6 | |
| Challenger - Brest | 10/23 12:05 | 25 | [111] Thomas Fabbiano v Illya Marchenko [272] | 4-6,4-6 | |
| Challenger - Brest | 10/22 08:00 | 24 | [272] Illya Marchenko v Lukas Klein [329] | 6-4,6-2 |
Wikipedia - Illya Marchenko
Illya Vasylovych Marchenko (Ukrainian: Ілля Васильович Марченко) (born 8 September 1987) is a Ukrainian professional tennis player. He has a career high in singles of World No. 49 achieved on 26 September 2016 and of No. 268 in doubles achieved on 25 August 2014. On the ATP Tour, Marchenko reached the semifinals of Moscow in 2009, the 2010 St. Petersburg Open and Doha in 2016.
He is noted for his backhand, which he cites as his best shot. His favorite surface is hard courts.