| US Open | 08/22 21:35 | 44 | [334] Illya Marchenko v Ivo Karlovič [137] | 3-6,6-7 | |
| Challenger Vancouver | 08/13 23:15 | 25 | [336] Illya Marchenko v Ilya Ivashka [100] | 6-4,3-6,5-7 | |
| Challenger Aptos | 08/07 17:00 | 25 | [175] Jay Clarke v Illya Marchenko [337] | 6-3,2-6,6-3 | |
| ATP Washington Qual | 07/28 15:45 | 45 | [398] Thai-Son Kwiatkowski v Illya Marchenko [327] | 7-6,0-6,7-5 | |
| ATP Atlanta Qual | 07/21 16:30 | 64 | [119] Hubert Hurkacz v Illya Marchenko [327] | 6-1,6-1 | |
| Challenger Recanati | 07/02 19:45 | 25 | [296] Illya Marchenko v Ilya Ivashka [124] | 3-6,3-6 | |
| Wimbledon Qual | 06/25 14:05 | 44 | [287] Illya Marchenko v Yannick Maden [134] | 6-4,3-6,4-6 | |
| Challenger Ilkley Qual | 06/16 13:00 | 45 | [276] Illya Marchenko v Marc Polmans [175] | 7-5,6-7,1-6 | |
| Challenger Nottingham - kvalifikace | 06/09 17:00 | 45 | Jack Findel-Hawkins v Illya Marchenko | 4-6,7-6,7-6 | |
| French Open Qual | 05/21 08:00 | 44 | [272] Illya Marchenko v Hugo Dellien [139] | 4-6,2-6 | |
| Challenger Bratislava | 11/08 11:20 | 25 | Marcos Baghdatis v Illya Marchenko | Cancelled | |
| Challenger Brest | 10/24 09:00 | 25 | [194] Illya Marchenko v Tristan Lamasine [298] | 5-7,3-6 | |
| Challenger Brest Qual | 10/23 10:05 | 54 | [194] Illya Marchenko v Filip Horanský [320] | 7-6,6-4 | |
| Challenger Brest Qual | 10/22 13:05 | 46 | Illya Marchenko v Moez Echargui | 6-1,6-4 | |
| ATP Stockholm Qual | 10/16 11:15 | - | [190] Simone Bolelli v Illya Marchenko [199] | 6-3,1-6,7-6 | |
| ATP Stockholm Qual | 10/15 15:05 | 26 | [204] Illya Marchenko v Stefano Napolitano [164] | 6-1,6-2 | |
| Challenger Orleans | 09/30 13:40 | 28 | [89] Norbert Gombos v Illya Marchenko [222] | 6-4,6-1 | |
| Challenger Orleans | 09/29 16:30 | 27 | [115] Nicolas Mahut v Illya Marchenko [222] | 6-7,1-6 | |
| Challenger Orleans | 09/28 17:35 | 26 | Illya Marchenko v Pierre-H. Herbert | 1-6,6-3,6-4 | |
| Challenger Orleans | 09/27 09:00 | 25 | [174] Aldin Setkic v Illya Marchenko [222] | 3-6,5-7 | |
| Challenger Izmir | 09/24 11:00 | 29 | [287] Illya Marchenko v Stephane Robert [276] | 7-6,6-0 | |
| Challenger Izmir | 09/23 10:45 | 28 | [233] Aleksandr Nedovyesov v Illya Marchenko [287] | Retired | |
| Challenger Izmir | 09/22 10:40 | 27 | [287] Illya Marchenko v Sadio Doumbia [310] | 6-7,6-2,7-6 | |
| Challenger Izmir | 09/21 09:00 | 26 | [99] Sergiy Stakhovsky v Illya Marchenko [287] | 6-7,3-6 | |
| Challenger Izmir | 09/19 13:00 | 25 | [287] Illya Marchenko v Marsel Ilhan [211] | 1-6,6-1,6-4 | |
| Davis Cup | 09/17 14:50 | 27 | [290] Edan Leshem v Illya Marchenko [286] | 1-6,3-6 | |
| Davis Cup | 09/15 09:00 | 27 | [67] Dudi Sela v Illya Marchenko [286] | 6-7,2-6,3-6 | |
| US Open Qual | 08/23 23:00 | 44 | [162] Illya Marchenko v Joris De Loore [199] | 6-3,3-6,4-6 | |
| ATP Atlanta Qual | 07/23 16:20 | 46 | Illya Marchenko v Tim Smyczek | Walkover | |
| ATP Atlanta Qual | 07/22 22:05 | 45 | [112] Illya Marchenko v Alessandro Bega [328] | 6-4,6-4 |
Wikipedia - Illja Marčenko
Illja Marčenko ukr. Ілля Марченко / Ill’ja Marčenko (* 8. září 1987, Dniprodzeržynsk (dnes Kamjanske, Ukrajina), tehdy Sovětský svaz) je ukrajinský profesionální tenista. Ve své dosavadní kariéře nevyhrál na okruhu ATP World Tour žádný turnaj. Na turnajích typu Challenger zaznamenal 1 finálové vítězství ve dvouhře. Jeho nejvyšším umístěním na žebříčku ATP ve dvouhře bylo 49. místo (26. září 2016) a ve čtyřhře 268. místo (25. srpen 2014).