| ATP Atlanta | 07/24 17:50 | 26 | [354] James Ward v Illya Marchenko [161] | 6-3,7-6 | |
| ATP Los Cabos | 07/22 04:50 | 26 | [37] Taylor Fritz v Illya Marchenko [161] | 6-1,6-7,7-5 | |
| ATP Los Cabos | 07/21 00:00 | 25 | [129] Peter Gojowczyk v Illya Marchenko [161] | 3-6,2-6 | |
| ATP Newport | 07/12 20:15 | 25 | [156] Illya Marchenko v Kevin Anderson [113] | 5-7,3-6 | |
| Wimbledon | 06/23 15:00 | 19 | Mackenzie McDonald v Illya Marchenko | 6-1,3-6,6-4 | |
| Wimbledon | 06/22 11:35 | 14 | [215] Lorenzo Giustino v Illya Marchenko [155] | 5-7,6-7 | |
| ATP Queens | 06/14 15:45 | 25 | [64] Feliciano Lopez v Illya Marchenko [155] | 6-1,7-6 | |
| ATP Queens | 06/13 10:00 | 19 | [329] James Ward v Illya Marchenko [161] | 4-6,6-7 | |
| ATP Queens | 06/12 11:35 | 14 | [201] Ruben Bemelmans v Illya Marchenko [161] | 3-6,6-1,2-6 | |
| Challenger Nottingham | 06/09 16:50 | 26 | [161] Illya Marchenko v Frances Tiafoe [74] | 5-7,6-7 | |
| Challenger Nottingham | 06/08 10:40 | 25 | [138] Federico Gaio v Illya Marchenko [161] | 2-6,3-6 | |
| French Open | 05/27 12:10 | 19 | [161] Illya Marchenko v Botic Van De Zandschulp [154] | 1-6,2-6 | |
| French Open | 05/26 10:45 | 15 | [448] Andrey Kuznetsov v Illya Marchenko [161] | 6-3,4-6,3-6 | |
| French Open | 05/24 16:05 | 14 | [224] Brayden Schnur v Illya Marchenko [161] | 7-6,5-7,4-6 | |
| ATP Geneva | 05/15 10:00 | 14 | [100] Marco Cecchinato v Illya Marchenko [162] | 6-3,6-4 | |
| Challenger Heilbronn | 05/10 11:25 | 25 | [162] Illya Marchenko v Bernabe Zapata Miralles [139] | 3-6,6-7 | |
| Challenger Prague | 05/04 10:50 | 25 | [270] Vit Kopriva v Illya Marchenko [162] | 6-2,6-7,7-6 | |
| ATP Barcelona | 04/17 13:25 | 14 | [164] Illya Marchenko v Sumit Nagal [135] | 6-3,2-6,5-7 | |
| Challenger Lugano | 03/24 09:30 | 25 | [213] Daniel Masur v Illya Marchenko [163] | 7-6,7-5 | |
| Challenger Biella | 03/20 10:00 | 28 | [169] Illya Marchenko v Daniel Masur [249] | 3-6,3-6 | |
| Challenger Biella | 03/19 11:10 | 27 | [169] Illya Marchenko v Gregoire Barrere [116] | 7-6,6-1 | |
| Challenger Biella | 03/18 10:00 | 26 | [80] Lucas Pouille v Illya Marchenko [169] | 4-6,3-6 | |
| Challenger Biella | 03/16 09:30 | 25 | Illya Marchenko v Flavio Cobolli | 6-3,7-5 | |
| Challenger Biella | 03/13 11:30 | 28 | [179] Illya Marchenko v Liam Broady [170] | 3-6,6-7 | |
| Challenger Biella | 03/12 12:40 | 27 | [179] Illya Marchenko v Jonas Forejtek [366] | 6-4,6-1 | |
| Challenger Biella | 03/11 12:05 | 26 | [282] Andrea Arnaboldi v Illya Marchenko [179] | 2-6,5-7 | |
| Challenger Biella | 03/10 09:30 | 25 | [227] Tung-Lin Wu v Illya Marchenko [179] | 4-6,6-7 | |
| Davis Cup | 03/06 12:10 | 4 | [177] Illya Marchenko v Edan Leshem [387] | 6-3,6-2 | |
| Davis Cup | 03/05 13:00 | 1 | Illya Marchenko v Daniel Cukierman | 1-6,6-3,6-2 | |
| Challenger Biella | 02/19 14:00 | 27 | [212] Illya Marchenko v Andreas Seppi [108] | 4-6,5-7 |
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.