| Challenger Lille | 03/23 09:30 | 25 | [263] Robin Haase v Illya Marchenko [252] | 7-6,6-7,6-2 | |
| ATP Indian Wells | 03/09 19:00 | 19 | [214] Illya Marchenko v Tomas Machac [158] | 7-5,3-6,3-6 | |
| ATP Indian Wells | 03/08 22:30 | 14 | [92] Marco Cecchinato v Illya Marchenko [214] | 1-6,2-6 | |
| Davise karikas | 03/05 09:15 | 45 | Illya Marchenko v Darian King | Cancelled | |
| Davise karikas | 03/04 09:35 | 45 | Illya Marchenko v Matthew Foster-Estwick | 6-3,6-1 | |
| Challenger Forli | 02/23 10:35 | 26 | [274] Alexander Ritschard v Illya Marchenko [222] | 6-3,7-5 | |
| Challenger Forli | 02/21 15:00 | 25 | [196] Yasutaka Uchiyama v Illya Marchenko [222] | 2-6,7-6,4-6 | |
| ATP Doha | 02/13 12:30 | 19 | [160] Illya Marchenko v Jozef Kovalik [170] | 1-6,6-7 | |
| ATP Doha | 02/12 10:00 | 14 | [160] Illya Marchenko v Maxime Janvier [251] | 6-4,7-6 | |
| Austraalia lahtised meistrivõistlused | 01/10 06:00 | 14 | [163] Illya Marchenko v Yosuke Watanuki [266] | 4-6,6-4,1-6 | |
| Davise karikas | 11/27 14:35 | 4 | Casper Ruud v Illya Marchenko | Cancelled | |
| Davise karikas | 11/26 17:00 | 1 | [340] Viktor Durasovic v Illya Marchenko [163] | 6-3,6-0 | |
| Challenger - Bratislava | 11/08 13:00 | 25 | [155] Illya Marchenko v Liam Broady [127] | 2-6,1-6 | |
| Challenger - Bergamo | 11/03 12:40 | 26 | [121] Liam Broady v Illya Marchenko [154] | 6-4,4-6,6-3 | |
| Challenger - Bergamo | 11/01 17:50 | 25 | [154] Illya Marchenko v Luca Nardi [437] | 7-6,6-4 | |
| ATP Moskva | 10/20 13:25 | 26 | [164] Illya Marchenko v John Millman [58] | 1-6,7-5,4-6 | |
| ATP Moskva | 10/19 10:50 | 25 | [35] Alexander Bublik v Illya Marchenko [164] | 4-6,3-6 | |
| ATP Moskva | 10/17 09:00 | 19 | [167] Illya Marchenko v Jurij Rodionov [142] | 6-4,6-1 | |
| ATP Moskva | 10/16 07:00 | 14 | [113] Radu Albot v Illya Marchenko [167] | 6-7,3-6 | |
| ATP Sofia | 09/30 09:00 | 26 | [55] John Millman v Illya Marchenko [151] | 5-7,7-6,6-3 | |
| ATP Sofia | 09/29 09:00 | 25 | [95] Andreas Seppi v Illya Marchenko [151] | 4-6,2-6 | |
| ATP Sofia | 09/27 11:05 | 19 | [151] Illya Marchenko v Tomas Machac [138] | 3-6,6-3,7-6 | |
| ATP Sofia | 09/26 14:30 | 14 | [83] Marco Cecchinato v Illya Marchenko [152] | 3-6,3-6 | |
| ATP Nur-Sultan | 09/19 08:40 | 14 | [402] Denis Yevseyev v Illya Marchenko [155] | 6-4,6-4 | |
| Challenger - Istanbul | 09/16 08:00 | 26 | [171] Quentin Halys v Illya Marchenko [155] | 3-6,6-2,6-2 | |
| Challenger - Istanbul | 09/14 09:35 | 25 | [227] Thomas Fabbiano v Illya Marchenko [155] | 5-7,2-6 | |
| USA lahtised meistrivõistlused | 08/26 15:00 | 15 | [192] Jiri Lehecka v Illya Marchenko [154] | 4-6,7-6,6-4 | |
| USA lahtised meistrivõistlused | 08/24 17:05 | 14 | [247] Tobias Kamke v Illya Marchenko [154] | 6-3,6-7,2-6 | |
| ATP Toronto | 08/07 15:00 | 46 | [157] Illya Marchenko v James Duckworth [80] | 1-6,3-6 | |
| ATP Washington | 08/02 19:50 | 24 | [64] Marcos Giron v Illya Marchenko [157] | 4-6,6-4,7-6 |
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.