| Majstrovstvá Východnej Európy | 06/25 18:00 | - | Dusan Lajovic v Hamad Medjedovic | View | |
| Majstrovstvá Východnej Európy | 06/24 18:00 | 1 | [23] Dusan Lajovic v Nerman Fatic [367] | 5-7,6-2,3-6 | |
| Majstrovstvá Východnej Európy | 06/23 18:00 | 1 | [23] Dusan Lajovic v Alexandar Lazarov [482] | 7-6,4-6,4-6 | |
| Majstrovstvá Východnej Európy | 06/15 09:30 | - | Dusan Lajovic v Nemanja Malesevic | View | |
| Adria Tour | 06/14 12:00 | 1 | Dusan Lajovic v Nikola Milojevic | Retired | |
| Adria Tour | 06/13 19:20 | 1 | [3] Dominic Thiem v Dusan Lajovic [23] | 1-4,4-1,4-3 | |
| Adria Tour | 06/13 12:00 | 1 | [19] Grigor Dimitrov v Dusan Lajovic [23] | 4-3,3-4,4-1 | |
| ATP - Acapulco | 02/26 22:00 | 26 | [76] Soonwoo Kwon v Dusan Lajovic [24] | 7-6,6-0 | |
| ATP - Acapulco | 02/26 00:10 | 25 | [73] Steve Johnson v Dusan Lajovic [24] | 7-6,4-6,3-6 | |
| ATP - Rio de Janeiro | 02/20 19:30 | 26 | [52] Lorenzo Sonego v Dusan Lajovic [23] | 7-6,7-6 | |
| ATP - Rio de Janeiro | 02/18 19:30 | 25 | [111] Marco Cecchinato v Dusan Lajovic [23] | 4-6,7-6,1-6 | |
| ATP - Buenos Aires | 02/14 17:30 | 27 | [45] Casper Ruud v Dusan Lajovic [23] | 7-5,6-1 | |
| ATP - Buenos Aires | 02/12 20:00 | 26 | [142] Pedro Martinez v Dusan Lajovic [23] | 6-7,6-7 | |
| Australian Open | 01/24 00:00 | 25 | [14] Diego Schwartzman v Dusan Lajovic [27] | 6-2,6-3,7-6 | |
| Australian Open | 01/22 06:25 | 24 | [133] Marc Polmans v Dusan Lajovic [27] | 2-6,4-6,3-6 | |
| Australian Open | 01/20 03:10 | 23 | [65] Kyle Edmund v Dusan Lajovic [27] | 6-7,3-6,6-7 | |
| ATP Cup | 01/12 07:30 | 29 | [34] Dusan Lajovic v Roberto Bautista-Agut [10] | 5-7,1-6 | |
| ATP Cup | 01/11 00:00 | 28 | [34] Dusan Lajovic v Karen Khachanov [17] | 7-5,7-6 | |
| ATP Cup | 01/09 23:00 | 27 | [34] Dusan Lajovic v Felix Auger Aliassime [21] | 6-4,6-2 | |
| ATP Cup | 01/08 00:00 | 1 | [34] Dusan Lajovic v Nicolas Jarry [77] | 6-2,7-6 | |
| ATP Cup | 01/06 07:30 | 1 | [34] Dusan Lajovic v Benoit Paire [24] | 2-6,7-6,4-6 | |
| ATP Cup | 01/04 07:30 | 1 | [34] Dusan Lajovic v Lloyd Harris [99] | 3-6,7-6,6-3 | |
| ATP - Paríž | 10/29 10:00 | 24 | [34] Dusan Lajovic v Corentin Moutet [97] | 4-6,6-1,3-6 | |
| ATP - Paríž | 10/29 10:00 | 24 | Dusan Lajovic v Richard Gasquet | Cancelled | |
| ATP - Basel | 10/22 11:00 | 25 | [49] Radu Albot v Dusan Lajovic [33] | 2-6,6-3,6-4 | |
| ATP - Moskva | 10/18 10:30 | 27 | [44] Adrian Mannarino v Dusan Lajovic [32] | 7-6,6-1 | |
| ATP - Moskva | 10/16 13:40 | 26 | [152] Lukáš Rosol v Dusan Lajovic [32] | 4-6,7-6,3-6 | |
| ATP - Šanghaj | 10/08 04:30 | 24 | [40] Reilly Opelka v Dusan Lajovic [31] | 6-3,6-4 | |
| ATP - Peking | 10/01 07:55 | 25 | [29] Dusan Lajovic v Stefanos Tsitsipas [7] | 6-4,3-6,4-6 | |
| ATP - Chengdu | 09/26 08:35 | 26 | [29] Dusan Lajovic v Lloyd Harris [111] | 3-6,3-6 |
Wikipedia - Dušan Lajović
Dušan Lajović (Serbian Cyrillic: Душан Лајовић; born 30 June 1990) is a Serbian professional tennis player. Lajović has won two singles and two doubles titles on the ATP Tour. On 29 April 2019, Lajović reached his career-high singles ranking of world No. 23. On 21 September 2020, he peaked at No. 82 in the doubles rankings. He is best known for his clay-court game, kick serve and strong flowing groundstrokes, especially his one-handed backhand. Lajović regularly represents Serbia in team competitions, after playing in the now defunct World Team Cup in 2010 and 2011, he is a member of the Serbian Davis Cup team since 2012 and he contributed greatly to Serbia winning the inaugural ATP Cup in 2020, as he won four of six matches. He won his first singles tournament at the 2019 Croatia Open and reached his first Masters 1000 final at the 2019 Monte-Carlo Masters.