| # | Name | Elo | Total | Country | Rank |
| 1501. | kratos1720 | 2208 | 1296 |
|
Shooting Star |
| 1502. | krazymon | 2277 | 1578 | Shooting Star | |
| 1503. | kreitmair | 2482 | 94152 | Internat. Master | |
| 1504. | krishkharade | 1933 | 134 | Strong Amateur | |
| 1505. | krishnakumar_p | 1619 | 19 | Beginner | |
| 1506. | kritan06 | 2674 | 8344 | Grandmaster | |
| 1507. | krizek2021 | 1670 | 10 | - | |
| 1508. | kroger1955 | 2414 | 2895 | FIDE Master | |
| 1509. | krommlord | 1882 | 69 | - | |
| 1510. | krshna | 1864 | 2884 |
|
Club Champion |
| 1511. | krugger | 1648 | 24 | Beginner | |
| 1512. | kruink02 | 2513 | 9971 | Grandmaster | |
| 1513. | krukulu | 2773 | 1947 |
|
Club Champion |
| 1514. | kruse1914 | 2219 | 6726 |
|
Master Candidate |
| 1515. | kubata | 2726 | 40428 | World Champion | |
| 1516. | kuky003 | 2068 | 70 |
|
Beginner |
| 1517. | kul | 1656 | 7 |
|
- |
| 1518. | kum_kum | 2259 | 51224 | FIDE Master | |
| 1519. | kunduramilan | 2385 | 6659 |
|
Internat. Master |
| 1520. | kurt kraft | 1883 | 271 | - | |
| 1521. | kush_tiwana | 2315 | 269 | Strong Amateur | |
| 1522. | kushagra2012 | 2404 | 5702 | FIDE Master | |
| 1523. | kw730 | 1977 | 82 | - | |
| 1524. | kwg | 2530 | 64249 | Internat. Master | |
| 1525. | kwstis_sidiropulos | 1765 | 13 |
|
- |
| # | Name | Elo | Total | Country | Rank |
| 1526. | kylevin01 | 2229 | 677 | - | |
| 1527. | lacky | 2282 | 30898 | FIDE Master | |
| 1528. | ladislav62 | 2603 | 123919 | Grandmaster | |
| 1529. | ladislavdono | 1898 | 331 |
|
Strong Apprentice |
| 1530. | lak466 | 2280 | 2676 | FIDE Master | |
| 1531. | laklom53 | 2210 | 8981 | Master Candidate | |
| 1532. | lakshit2012 | 2212 | 2159 | Top Player | |
| 1533. | lalitm | 2069 | 277 | Apprentice | |
| 1534. | lammer michael | 2232 | 28699 | Master Candidate | |
| 1535. | lampin42 | 1775 | 11 | - | |
| 1536. | lamthanhphu475 | 2503 | 1105 | Shooting Star | |
| 1537. | lancashiretig | 2513 | 883 | Shooting Star | |
| 1538. | lancelot46 | 2213 | 46506 | FIDE Master | |
| 1539. | lancesaintpaul | 1686 | 1038 |
|
Strong Player |
| 1540. | landsteiner | 2901 | 437896 | World Champion | |
| 1541. | larciano | 2452 | 23046 |
|
Grandmaster |
| 1542. | larrook | 2510 | 2088 | Top Player | |
| 1543. | larswr | 1676 | 17 | - | |
| 1544. | lasesvanderlaan | 2321 | 434 |
|
Talent |
| 1545. | lasker1868 | 1938 | 194 | Strong Amateur | |
| 1546. | lasseden10 | 2335 | 8074 | FIDE Master | |
| 1547. | laufspecht | 2259 | 6280 | Master Candidate | |
| 1548. | laurent chatelain | 2374 | 3723 | FIDE Master | |
| 1549. | laurent857 | 2290 | 2585 |
|
FIDE Master |
| 1550. | laxi2025 | 1689 | 12 | - |