| Challenger - Parma | 10/07 13:45 | 27 | [184] Gianluca Mager v Dusan Lajovic [85] | 7-6,6-3 | |
| Challenger - Parma | 10/05 14:35 | 26 | [275] Nikolas S Izquierdo v Dusan Lajovic [85] | 1-6,3-6 | |
| Challenger - Parma | 10/04 09:35 | 25 | [231] Luca Van Assche v Dusan Lajovic [85] | 2-6,6-7 | |
| ATP - Sófia | 09/28 10:50 | 25 | [133] Jan-Lennard Struff v Dusan Lajovic [86] | 4-6,6-3,6-2 | |
| ATP - Sófia | 09/27 07:00 | 25 | Jack Draper v Dusan Lajovic | Cancelled | |
| Challenger - Génova | 09/25 10:45 | 28 | [164] Andrea Pellegrino v Dusan Lajovic [93] | 6-4,7-6 | |
| Challenger - Génova | 09/23 20:35 | 27 | [93] Dusan Lajovic v Marco Cecchinato [147] | 6-2,6-2 | |
| Challenger - Génova | 09/22 17:30 | 26 | Dusan Lajovic v Gabriele Piraino | 6-3,6-2 | |
| Challenger - Génova | 09/20 20:10 | 25 | [93] Dusan Lajovic v Gianluca Mager [162] | 6-4,7-6 | |
| Taça Davis | 09/15 14:00 | 1 | [467] Seong Chan Hong v Dusan Lajovic [92] | 4-6,0-6 | |
| Open dos EUA | 08/30 20:05 | 23 | [43] Jenson Brooksby v Dusan Lajovic [88] | Retired | |
| ATP - Winston-Salem | 08/22 23:45 | 24 | [61] Fabio Fognini v Dusan Lajovic [88] | 7-5,7-5 | |
| ATP - Cincinnati | 08/14 21:50 | 19 | [30] Lorenzo Musetti v Dusan Lajovic [68] | 6-4,6-4 | |
| ATP - Cincinnati | 08/13 20:15 | 14 | [113] Stefan Kozlov v Dusan Lajovic [68] | 3-6,5-7 | |
| ATP - Kitzbuhel | 07/29 09:00 | 27 | [205] Filip Misolic v Dusan Lajovic [80] | 2-6,7-6,6-3 | |
| ATP - Kitzbuhel | 07/27 16:30 | 26 | [80] Dusan Lajovic v Aslan Karatsev [37] | 7-5,6-3 | |
| ATP - Kitzbuhel | 07/25 12:55 | 25 | [265] Vitaliy Sachko v Dusan Lajovic [80] | 4-6,6-7 | |
| ATP - Kitzbuhel | 07/25 08:00 | 25 | Lorenzo Sonego v Dusan Lajovic | Cancelled | |
| ATP - Hamburgo | 07/18 12:30 | 25 | [62] Lorenzo Musetti v Dusan Lajovic [75] | 6-7,7-6,6-3 | |
| Challenger - Salzburgo | 07/08 15:05 | 27 | [89] Thiago Monteiro v Dusan Lajovic [64] | 6-4,6-7,6-4 | |
| Challenger - Salzburgo | 07/06 15:00 | 26 | [153] Dennis Novak v Dusan Lajovic [64] | 4-6,4-6 | |
| Challenger - Salzburgo | 07/05 09:00 | 25 | [178] Dalibor Svrcina v Dusan Lajovic [64] | 5-7,1-6 | |
| Wimbledon | 06/29 13:25 | 24 | [38] Alexander Bublik v Dusan Lajovic [64] | 7-6,6-2,7-5 | |
| Wimbledon | 06/27 17:25 | 23 | [64] Dusan Lajovic v Pablo Carreño Busta [20] | Retired | |
| ATP - Maiorca | 06/21 13:55 | 25 | [64] Daniel Altmaier v Dusan Lajovic [63] | 7-5,7-6 | |
| Challenger - Parma | 06/18 16:00 | 28 | [255] Borna Coric v Dusan Lajovic [69] | 6-1,7-5 | |
| Challenger - Parma | 06/17 17:20 | 27 | [221] Jozef Kovalik v Dusan Lajovic [69] | 4-6,2-6 | |
| Challenger - Parma | 06/15 12:40 | 26 | [280] Michael Geerts v Dusan Lajovic [69] | 3-6,6-7 | |
| Challenger - Parma | 06/13 16:00 | 25 | [253] Francesco Passaro v Dusan Lajovic [69] | 5-7,4-6 | |
| Open de França | 05/23 10:30 | 23 | [64] Dusan Lajovic v Sebastian Baez [36] | 3-6,6-3,4-6,3-6 |
Wikipedia - Dusan Lajovic
Dusan Lajovic (30 de junho de 1990, Belgrado, Iugoslávia) é um tenista profissional sérvio.