| Oct 7, 2023 | Borko Lajthajm | 0–1 | Mikhail Bryakin | Round 11: Borko Lajthajm - Mikhail Bryakin | ? | |
| Oct 4, 2023 | Dusan Mijatovic | ½–½ | Borko Lajthajm | Round 8: Dusan Mijatovic - Borko Lajthajm | Scandinavian Defense: Lasker Variation | |
| Oct 2, 2023 | Borko Lajthajm | 0–1 | Ivan Martic | Round 4: Borko Lajthajm - Ivan Martic | ? | |
| Oct 2, 2023 | Borko Lajthajm | ½–½ | Sergey Grigoriants | Round 2: Borko Lajthajm - Sergey Grigoriants | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Oct 2, 2023 | Milan Drasko | ½–½ | Borko Lajthajm | Round 1: Milan Drasko - Borko Lajthajm | Benoni Defense: Fianchetto Variation, Hastings Defense, Main Line | |
| Jun 14, 2023 | Borko Lajthajm | 0–1 | Aleksandar Indjic | Round 9: GM Borko Lajthajm (2341) - GM Aleksandar Indjic (2613) | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Jun 13, 2023 | Ivan Ivanisevic | 1–0 | Borko Lajthajm | Round 8: GM Ivan Ivanisevic (2535) - GM Borko Lajthajm (2341) | Dutch Defense | |
| Jun 12, 2023 | Robert Markus | 1–0 | Borko Lajthajm | 17. Pojedinacno prvenstvo Srbije 2023. | Dutch Defense | |
| Jun 11, 2023 | Borko Lajthajm | 1–0 | Andrej Ljepic | Round 6: Borko Lajthajm - Andrej Ljepic | English Opening: Agincourt Defense | |
| Jun 10, 2023 | Milos Perunovic | 1–0 | Borko Lajthajm | Round 5: Milos Perunovic - Borko Lajthajm | Scotch Game | |
| Jun 9, 2023 | Borko Lajthajm | 0–1 | Stefan Tadic | Round 4: Borko Lajthajm - Stefan Tadic | Slav Defense: Czech Variation, Wiesbaden Variation | |
| Jun 8, 2023 | Aleksandar Kovacevic | ½–½ | Borko Lajthajm | Round 3: Aleksandar Kovacevic - Borko Lajthajm | Petrov's Defense: Modern Attack, Center Attack | |
| Jun 7, 2023 | Borko Lajthajm | 1–0 | Marko Ivanovic | Round 2: Borko Lajthajm - Marko Ivanovic | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| Jun 6, 2023 | Velimir Ivic | 1–0 | Borko Lajthajm | Round 1: Velimir Ivic - Borko Lajthajm | Ruy Lopez: Fianchetto Defense | |
| Feb 12, 2023 | Borko Lajthajm | ½–½ | Marko Ivanovic | Round 9: Borko Lajthajm - Marko Ivanovic | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Feb 11, 2023 | Stefan Tadic | 0–1 | Borko Lajthajm | Round 8: Stefan Tadic - Borko Lajthajm | Ruy Lopez: Fianchetto Defense | |
| Feb 10, 2023 | Mihailo Djokic | 0–1 | Borko Lajthajm | Round 7: Mihailo Djokic - Borko Lajthajm | Three Knights Opening: Steinitz Defense | |
| Feb 10, 2023 | Borko Lajthajm | 1–0 | Yury Garifulin | Round 6: Borko Lajthajm - Yury Garifulin | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Feb 9, 2023 | Andrej Ljepic | 1–0 | Borko Lajthajm | Round 5: Andrej Ljepic - Borko Lajthajm | Czech Defense | |
| Feb 8, 2023 | Borko Lajthajm | 1–0 | Boris Stankovic | Round 4: Borko Lajthajm - Boris Stankovic | Queen's Gambit Declined: Semi-Tarrasch Defense, Exchange Variation | |
| Feb 8, 2023 | Dusan Poleksic | 1–0 | Borko Lajthajm | Round 1: Dusan Poleksic - Borko Lajthajm | Nimzo-Indian Defense: Kmoch Variation | |
| Dec 13, 2020 | Branko Damljanovic | ½–½ | Borko Lajthajm | Serbian Championship 2020 - Round 9: Branko Damljanovic - Borko Lajthajm | Slav Defense: Schlechter Variation | |
| Dec 12, 2020 | Borko Lajthajm | 1–0 | Aleksandar Indjic | Serbian Championship 2020 - Round 8: Borko Lajthajm - Aleksandar Indjic | Modern Defense | |
| Dec 11, 2020 | Ivan Ivanisevic | 1–0 | Borko Lajthajm | Serbian Championship 2020 - Round 7: Ivan Ivanisevic - Borko Lajthajm | Queen's Gambit Declined: Three Knights Variation | |
| Dec 11, 2020 | Borko Lajthajm | ½–½ | Milos Perunovic | Serbian Championship 2020 - Round 6: Borko Lajthajm - Milos Perunovic | Sicilian Defense: Alapin Variation, Stoltz Attack | |
| Dec 10, 2020 | Luka Budisavljevic | 0–1 | Borko Lajthajm | Serbian Championship 2020 - Round 5: Luka Budisavljevic - Borko Lajthajm | Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation | |
| Dec 9, 2020 | Borko Lajthajm | 0–1 | Goran M Todorovic | Serbian Championship 2020 - Round 4: Borko Lajthajm - Goran M Todorovic | Sicilian Defense: Alapin Variation | |
| Dec 8, 2020 | Aleksandar Kovacevic | ½–½ | Borko Lajthajm | Serbian Championship 2020 - Round 3: Aleksandar Kovacevic - Borko Lajthajm | Four Knights Game | |
| Dec 8, 2020 | Borko Lajthajm | ½–½ | Novak Cabarkapa | Serbian Championship 2020 - Round 2: Borko Lajthajm - Novak Cabarkapa | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Dec 7, 2020 | Robert Markus | 1–0 | Borko Lajthajm | Serbian Championship 2020 - Round 1: Robert Markus - Borko Lajthajm | Bogo-Indian Defense: Wade-Smyslov Variation | |