| Rondenlijst van Jan van Leeuwen | ||||||
| Ronde | Datum | Tegenstander | Kleur | Score | Punten | Rating |
| 1 | 12-09-2023 | Kees van Rooijen | W | 1,0 | 43,0 | 1446 |
| 2 | 19-09-2023 | Roddy Mackenzie | W | 0,0 | 0,0 | 1434 |
| 3 | 26-09-2023 | Peter Bakker | Z | 1,0 | 44,0 | 1443 |
| 4 | 03-10-2023 | Ruud Sneller | Z | 0,5 | 20,5 | 1437 |
| 5 | 10-10-2023 | Kees Lugthart | Z | 1,0 | 45,0 | 1450 |
| 6 | 17-10-2023 | Bert Burggraaff | W | 0,0 | 0,0 | 1449 |
| 7 | 24-10-2023 | Bram van Vliet | W | 0,0 | 0,0 | 1437 |
| 8 | 31-10-2023 | Peter van Arnhem | Z | 1,0 | 36,0 | 1441 |
| 9 | 07-11-2023 | Arie de Groot | W | 1,0 | 40,0 | 1448 |
| 10 | 14-11-2023 | Melvin Verschragen | Z | 0,0 | 0,0 | 1439 |
| 11 | 21-11-2023 | oneven | 30,7 | |||
| 12 | 28-11-2023 | Roddy Mackenzie | Z | 0,0 | 0,0 | 1428 |
| 13 | 05-12-2023 | Peter Bakker | W | 0,5 | 22,0 | 1427 |
| 14 | 12-12-2023 | Bert Burggraaff | Z | 0,0 | 0,0 | 1426 |
| 15 | 19-12-2023 | Bram van Vliet | Z | 0,5 | 23,5 | 1426 |
| 16 | 02-01-2024 | Kees Lugthart | W | 1,0 | 45,0 | 1438 |
| 17 | 09-01-2024 | Kock Versteeg | W | 0,5 | 24,5 | 1441 |
| 18 | 16-01-2024 | Ruud Sneller | W | 1,0 | 41,0 | 1445 |
| 19 | 23-01-2024 | afgezegd | 15,3 | |||
| 20 | 30-01-2024 | Melvin Verschragen | W | 0,5 | 24,0 | 1448 |
| 21 | 06-02-2024 | Bert Burggraaff | Z | 0,0 | 0,0 | 1447 |
| 22 | 13-02-2024 | Bram van Vliet | W | 0,0 | 0,0 | 1436 |
| 23 | 20-02-2024 | Kock Versteeg | Z | 0,5 | 24,5 | 1439 |
| 24 | 27-02-2024 | Eduard Baas | W | 1,0 | 37,0 | 1443 |
| 25 | 05-03-2024 | afgezegd | 15,3 | |||
| 26 | 12-03-2024 | Peter Bakker | Z | 1,0 | 44,0 | 1452 |
| 27 | 19-03-2024 | Bert Burggraaff | W | 0,0 | 0,0 | 1451 |
| 28 | 26-03-2024 | Melvin Verschragen | Z | 0,5 | 24,0 | 1454 |
| 29 | 02-04-2024 | Kock Versteeg | W | 0,0 | 0,0 | 1447 |
| 30 | 09-04-2024 | Roddy Mackenzie | W | 0,5 | 21,0 | 1445 |
| 31 | 23-04-2024 | Kees van Rooijen | Z | 1,0 | 43,0 | 1455 |
| 32 | 30-04-2024 | Peter Bakker | W | 1,0 | 44,0 | 1464 |
| 33 | 07-05-2024 | Bram van Vliet | Z | 0,0 | 0,0 | 1453 |
| 34 | 14-05-2024 | Kees Lugthart | Z | 1,0 | 45,0 | 1464 |
| 35 | 21-05-2024 | Kock Versteeg | Z | 0,0 | 0,0 | 1457 |
| Startwaarde | 46,0 | |||||
| Totaal | 798,3 | |||||