| Open Drechterlands Kampioenschap 2023 |
| Group 1 - Ronde 4 - 10/05/2023 |
| Locatie | Start datum | 03/05/2023 | |
| Plaats | Eind datum | 24/05/2023 | |
| Land | Nederland | Pairing systeem | Keizer |
| Organisatie | Scheidsrechters |
| Nr. | Wit | Zwart | Resultaat |
| 1 | Gerard Broersen | Kevin Smit | 0−1 |
| 2 | Paul Deken | Jim Wittebol | 0−1 |
| 3 | Freek Hofman | Piet Reus | 0−1 |
| 4 | Bert Jongsma | Ed Hornick | 1−0 |
| 5 | Nico Reus | Klaas Silver | 0−1 |
| 6 | George Tadrous | Rens Vriend | 1−0 |
| 7 | Just Bakker | Renzo Snel | 1−0 |
| 8 | Piet Haakman | Stef de Wit | 1−0 |
| 9 | Peter Boos | Caspar Jinssen | 1−0 |
| Nr. | Speler | Afw.reden | |
| 1 | Rik Slaman | Afw met bericht | |
| 2 | Hendrik Kager | Afw met bericht | |
| 3 | Dion Brandt | Paring bye |
| Ronde 4 | |||||||||||||
| Pos | Naam | Prt | W | R | V | Score | Wrde | VWrde | S | R | Rtg | TPR | SRtg |
| 1 | Kevin Smit | 4 | 4 | 0 | 0 | 183.0 | 40.0 | 40.0 | 0 | −1 | 1944 | 2364 | 1932 |
| 2 | Jim Wittebol | 4 | 2 | 2 | 0 | 145.5 | 39.0 | 38.0 | 0 | −1 | 1553 | 1580 | 1549 |
| 3 | Piet Reus | 4 | 3 | 0 | 1 | 122.0 | 38.0 | 35.0 | −2 | −1 | 1846 | 1593 | 1852 |
| 4 | Bert Jongsma | 4 | 3 | 0 | 1 | 120.0 | 37.0 | 33.0 | 0 | 2 | 1455 | 1442 | 1450 |
| 5 | Klaas Silver | 4 | 2 | 1 | 1 | 109.0 | 36.0 | 32.0 | 0 | −1 | 1560 | 1637 | 1550 |
| 6 | Gerard Broersen | 4 | 2 | 1 | 1 | 109.0 | 35.0 | 39.0 | 2 | 1 | 1446 | 1592 | 1432 |
| 7 | Paul Deken | 4 | 2 | 0 | 2 | 101.0 | 34.0 | 37.0 | 0 | 1 | 1430 | 1556 | 1420 |
| 8 | George Tadrous | 4 | 3 | 0 | 1 | 98.0 | 33.0 | 30.0 | 0 | 2 | 1362 | 1486 | 1347 |
| 9 | Freek Hofman | 4 | 1 | 2 | 1 | 96.5 | 32.0 | 36.0 | 0 | 1 | 1270 | 1475 | 1254 |
| 10 | Dion Brandt | 3 | 1 | 1 | 1 | 88.0 | 31.0 | 28.0 | −1 | −1 | 975 | 1178 | 962 |
| 11 | Ed Hornick | 3 | 0 | 1 | 2 | 84.0 | 30.0 | 34.0 | −1 | −2 | 1381 | 1194 | 1394 |
| 12 | Nico Reus | 4 | 1 | 1 | 2 | 73.0 | 29.0 | 31.0 | 2 | 2 | 1183 | 1262 | 1177 |
| 13 | Just Bakker | 4 | 2 | 0 | 2 | 72.0 | 28.0 | 25.0 | 0 | 1 | 1113 | 1329 | 1100 |
| 14 | Rik Slaman | 2 | 1 | 0 | 1 | 65.5 | 27.0 | 29.0 | 0 | −1 | 1677 | 1317 | 1690 |
| 15 | Hendrik Kager | 1 | 1 | 0 | 0 | 64.5 | 26.0 | 27.0 | 1 | 1 | 1481 | 1965 | 1478 |
| 16 | Piet Haakman | 4 | 1 | 1 | 2 | 59.0 | 25.0 | 22.0 | 2 | 1 | 1081 | 1124 | 1084 |
| 17 | Rens Vriend | 3 | 0 | 0 | 3 | 52.0 | 24.0 | 26.0 | −1 | −2 | 1299 | 684 | 1321 |
| 18 | Renzo Snel | 4 | 1 | 0 | 3 | 47.0 | 23.0 | 24.0 | −2 | −2 | 1143 | 960 | 1165 |
| 19 | Stef de Wit | 4 | 1 | 0 | 3 | 43.0 | 22.0 | 23.0 | 0 | −1 | 858 | 986 | 850 |
| 20 | Peter Boos | 4 | 1 | 0 | 3 | 41.0 | 21.0 | 20.0 | 0 | 1 | 1322 | 966 | 1357 |
| 21 | Caspar Jinssen | 2 | 0 | 0 | 2 | 31.5 | 20.0 | 21.0 | 0 | −1 | 987 | 360 | 1000 |