| # | Name | Elo | Total | Country | Rank |
| 301. | berro10 | 2256 | 9807 | Master Candidate | |
| 302. | berseide | 2533 | 71028 | Internat. Master | |
| 303. | bertwalter | 1843 | 41 | Beginner | |
| 304. | beto-betun | 2159 | 89 |
|
Amateur |
| 305. | bettina64 | 2154 | 19572 | Top Player | |
| 306. | bf3899 | 1708 | 42 | Beginner | |
| 307. | bfd | 2392 | 23862 | Internat. Master | |
| 308. | bharathan devarajan | 2551 | 9406 | Internat. Master | |
| 309. | bharatwaj sridhar | 2207 | 2720 |
|
Master Candidate |
| 310. | bhargav86 | 1613 | 5 | - | |
| 311. | bharsitasaharia | 2323 | 2658 |
|
FIDE Master |
| 312. | bhavanarkt | 2265 | 1014 | Shooting Star | |
| 313. | bhavanika | 2360 | 5515 |
|
FIDE Master |
| 314. | bhavyabmodi | 1603 | 2 | - | |
| 315. | bhondave shourya | 2056 | 66 | Beginner | |
| 316. | bicquet | 2104 | 14012 |
|
Top Player |
| 317. | bige2 | 2539 | 487 | Amateur | |
| 318. | bigwasher | 1807 | 8 | - | |
| 319. | bilacola | 1765 | 22 | - | |
| 320. | billspy | 2203 | 7157 | Master Candidate | |
| 321. | bindu333 | 1904 | 2574 | Club Champion | |
| 322. | binod gyanwali | 2574 | 17873 | Grandmaster | |
| 323. | bioly | 2503 | 107038 | Internat. Master | |
| 324. | birincibar1s | 2260 | 205 |
|
Amateur |
| 325. | bishal-10 | 2191 | 3262 | Master Candidate |
| # | Name | Elo | Total | Country | Rank |
| 326. | bishop93 | 2137 | 748 | Shooting Star | |
| 327. | bismillah_faqiri | 2281 | 1198 |
|
Shooting Star |
| 328. | bissig82 | 2189 | 20499 |
|
Master Candidate |
| 329. | bizonho | 2414 | 3885 | FIDE Master | |
| 330. | bjshree | 2501 | 763 | Shooting Star | |
| 331. | björn1975 | 2173 | 575 |
|
Talent |
| 332. | blackgammon | 2498 | 3089 | Internat. Master | |
| 333. | blacklabel | 2458 | 3705 | FIDE Master | |
| 334. | blauer reiter | 2555 | 111298 | Grandmaster | |
| 335. | blinniz | 1201 | 215 | Strong Amateur | |
| 336. | bloodblade59 | 2349 | 41580 | Internat. Master | |
| 337. | bluedolphin20 | 1787 | 15 | - | |
| 338. | bluelion | 2331 | 32918 | FIDE Master | |
| 339. | bluesoniq | 2088 | 3326 |
|
Club Champion |
| 340. | blumenstiel | 2977 | 4192 | World Champion | |
| 341. | bndjamesbond | 2009 | 76 | Beginner | |
| 342. | boardmember | 2377 | 29783 |
|
FIDE Master |
| 343. | bob1957 | 1937 | 56 | Beginner | |
| 344. | bobas64 | 1937 | 38 | Beginner | |
| 345. | bobblomquist | 2111 | 9039 | Top Player | |
| 346. | bobby fischer1 | 1814 | 39 | Beginner | |
| 347. | bobby62 | 1843 | 27820 | Experienced Player | |
| 348. | bobc | 2187 | 7925 | FIDE Master | |
| 349. | boby mooser | 2099 | 686 | Player | |
| 350. | bobyfi | 2494 | 580 | Beginner |