| ATP Newport | 07/17 20:15 | 25 | [142] Bjorn Fratangelo v Illya Marchenko [112] | 7-6,1-6,6-4 | |
| Wimbledon | 07/03 16:10 | 23 | [48] Jiri Vesely v Illya Marchenko [117] | 6-1,4-6,4-6,7-5,6-1 | |
| Wimbledon Qual | 06/29 14:05 | - | [117] Illya Marchenko v Marcus Willis [374] | 6-4,6-1,7-6 | |
| Wimbledon Qual | 06/28 14:00 | 45 | [117] Illya Marchenko v Benjamin Becker [228] | 3-6,7-6,6-4 | |
| Wimbledon Qual | 06/26 12:05 | 44 | [117] Illya Marchenko v Filip Krajinovic [180] | 7-6,7-5 | |
| Challenger Ilkley | 06/22 12:30 | 26 | [396] Jay Clarke v Illya Marchenko [117] | 6-4,7-6 | |
| Challenger Ilkley | 06/20 16:25 | 25 | [131] Paul-Henri Mathieu v Illya Marchenko [117] | Retired | |
| Challenger - Nottingham | 06/14 11:50 | 26 | [106] Sergiy Stakhovsky v Illya Marchenko [121] | 6-4,7-6 | |
| Challenger - Nottingham | 06/12 12:35 | 25 | [405] Liam Broady v Illya Marchenko [121] | 5-7,2-6 | |
| Challenger Surbiton | 06/08 13:20 | 25 | Illya Marchenko v Kenny de Schepper | 6-7,6-3,3-6 | |
| Challenger - Busan | 05/15 05:50 | 25 | [304] Matthew Ebden v Illya Marchenko [123] | 6-2,6-3 | |
| Challenger - Seoul | 05/09 01:30 | 25 | [133] Thomas Fabbiano v Illya Marchenko [122] | 6-2,6-4 | |
| Challenger Gimcheon | 05/04 02:00 | 26 | [125] Illya Marchenko v Akira Santillan [173] | 6-1,5-7,4-6 | |
| Challenger Gimcheon | 05/02 02:00 | 25 | [125] Illya Marchenko v Marko Tepavac [240] | 5-7,7-5,6-1 | |
| Challenger Irving | 03/15 20:30 | 25 | [52] Karen Khachanov v Illya Marchenko [109] | 6-2,6-4 | |
| ATP Indian Wells Qual | 03/08 23:15 | 45 | [109] Illya Marchenko v Julien Benneteau [117] | 4-6,4-6 | |
| ATP Indian Wells Qual | 03/08 01:05 | 44 | Illya Marchenko v Teymuraz Gabashvili | 6-4,2-6,6-4 | |
| ATP Marseille | 02/23 18:00 | 26 | [93] Illya Marchenko v Jo-Wilfried Tsonga [11] | 3-6,3-6 | |
| ATP Marseille | 02/21 11:00 | 25 | Andrey Rublev v Illya Marchenko | 1-6,6-7 | |
| Challenger - Cherbourg | 02/13 17:45 | 25 | Maxime Janvier v Illya Marchenko | 6-3,6-7,6-3 | |
| ATP Montpellier | 02/09 13:10 | 26 | Illya Marchenko v Kenny de Schepper | 6-7,6-7 | |
| ATP Montpellier | 02/07 11:00 | 25 | Illya Marchenko v Quentin Halys | 6-4,6-4 | |
| Australian Open 2017 | 01/16 04:05 | 23 | [1] Andy Murray v Illya Marchenko [95] | 7-5,7-6,6-2 | |
| ATP Sydney Qual | 01/07 02:35 | 45 | Illya Marchenko v Christopher O'Connell | 3-6,3-6 | |
| ATP Doha | 01/03 14:30 | 25 | [20] Ivo Karlovic v Illya Marchenko [74] | 7-6,7-6 | |
| Challenger - Bratislava | 11/09 12:00 | 26 | Vasek Pospisil v Illya Marchenko | 7-6,6-4 | |
| Challenger - Bratislava | 11/07 15:35 | 25 | Patrik Nema v Illya Marchenko | 2-6,5-7 | |
| ATP Pariis | 10/31 13:25 | 24 | [91] Jan-Lennard Struff v Illya Marchenko [69] | 6-1,6-1 | |
| ATP Basel | 10/24 18:15 | 25 | [66] Illya Marchenko v Donald Young [83] | 4-6,2-6 | |
| ATP Antwerp | 10/18 14:00 | 25 | [43] Kyle Edmund v Illya Marchenko [65] | 7-6,7-6 |
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.