| FideId | Nafn | RatingStd | +- | Flokkur | Kyn | Club | Virkur |
|---|---|---|---|---|---|---|---|
| 2318105 | Max Bröcker | 0 | S65 | Karl | Goðinn | ✔ | |
| N/A | Maxime Segal | 0 | 21-49 | Karl | Vinaskákfélagið | ✔ | |
| 2327660 | Máté Varga | 0 | 21-49 | Karl | SSON | ✔ | |
| 2325055 | Michael Pettersson | 1405 | 21-49 | Karl | Utan félags | ✔ | |
| 2318113 | Michal Klimek | 0 | 21-49 | Karl | Goðinn | ✔ | |
| 1121251 | Michal Olszewski | 2514 | 21-49 | Karl | Víkingaklúbburinn | ✔ | |
| 2317532 | Mikael Bjarki Heiðarsson | 1666 | U14 | Karl | Breiðablik | ✔ | |
| 2322528 | Mikael Máni Jónsson | 0 | U16 | Karl | Utan félags | ✔ | |
| 2326345 | Mikael Þór Brynjarsson | 0 | U8 | Karl | TR | ✔ | |
| 4107012 | Mikhail Antipov | 2600 | 1 | 21-49 | Karl | KR | ✔ |
| 4152417 | Mikhailo Oleksienko | 2587 | 5 | 21-49 | Karl | TR | ✔ |
| 1444514 | Mikkel Manosri Jacobsen | 2313 | 8 | 21-49 | Karl | TR | ✔ |
| 2311615 | Mikolaj Oskar Chojecki | 0 | 21-49 | Karl | Fjölnir | ✔ | |
| 1721003 | Milton Pantzar | 2453 | 21-49 | Karl | TG | ✔ | |
| 2312069 | Mir Salah Karim | 0 | U18 | Karl | TR | ✔ | |
| 10600906 | Mohamed Ezat | 2382 | 1 | 21-49 | Karl | TR | ✔ |
| 2325047 | Mohammadhossein Ghasemi | 0 | 21-49 | Karl | KR | ✔ | |
| 3204405 | Moulthon Ly | 2468 | 21-49 | Karl | TG | ✔ | |
| 2324407 | Myrkvi M W Stefánsson | 1632 | U20 | Karl | TR | ✔ | |
| 2319934 | Nicola Lolli | 0 | 21-49 | Karl | Vinaskákfélagið | ✔ | |
| 15002314 | Nikola Nikolovski | 2377 | 16 | 21-49 | Karl | Fjölnir | ✔ |
| 1710400 | Nils Grandelius | 2681 | 2 | 21-49 | Karl | TG | ✔ |
| 2315203 | Níels Ragnarsson | 0 | S50 | Karl | SA | ✔ | |
| 1055810 | Norbert Harmanus | 1973 | 21-49 | Karl | KR | ✔ | |
| 2322544 | Nökkvi Hólm Brynjarsson | 0 | U12 | Karl | Breiðablik | ✔ | |
| 2304376 | Nökkvi Sverrisson | 2056 | 21-49 | Karl | TV | ✔ | |
| 2306816 | Oddgeir Ottesen | 1753 | 33 | S50 | Karl | KR | ✔ |
| 2320959 | Oddgeir Reynisson | 0 | S50 | Karl | Utan félags | ✔ | |
| 2321700 | Oddur Ingimarsson | 0 | 21-49 | Karl | KR | ✔ | |
| 2321483 | Oddur Sigurðarson | 1444 | U20 | Karl | TR | ✔ | |
| 2303523 | Oddur Tómas Oddsson | 1429 | 21-49 | Karl | SSON | ✔ | |
| 148061879 | Oleksandr Matlak | 2125 | 21-49 | Karl | Goðinn | ✔ | |
| 14100487 | Oleksandr Sulypa | 2451 | S50 | Karl | TR | ✔ | |
| 2323435 | Olena Tkachuk | 0 | 21-49 | Karl | Goðinn | ✔ | |
| 2305623 | Oliver Aron Jóhannesson | 2157 | 21-49 | Karl | Fjölnir | ✔ | |
| 4602897 | Oliver Bewersdorff | 2221 | S50 | Karl | TR | ✔ | |
| 2321963 | Oliver Kovácik | 1392 | 67 | U10 | Karl | Breiðablik | ✔ |
| 2329093 | Oliver Másson | 0 | 21-49 | Karl | TR | ✔ | |
| 2315580 | Olof Bergvinsdottir | 0 | U16 | Kona | Utan félags | ✔ | |
| 2310155 | Orri Árnason | 0 | S50 | Karl | Utan félags | ✔ | |
| 2303515 | Orri Freyr Oddsson | 0 | 21-49 | Karl | Goðinn | ✔ | |
| 2315300 | Orri Hilmarsson | 0 | 21-49 | Karl | Vinaskákfélagið | ✔ | |
| 2328089 | Ottó Páll Arnarson | 0 | 21-49 | Karl | Goðinn | ✔ | |
| 2305178 | Ólafur Ásgrímsson | 0 | S65 | Karl | TR | ✔ | |
| 2300869 | Ólafur B Þórsson | 2153 | S50 | Karl | Vinaskákfélagið | ✔ | |
| 2304481 | Ólafur Evert Úlfsson | 1800 | 21-49 | Karl | Hrókar alls fagnaðar | ✔ | |
| 2302705 | Ólafur Gísli Jónsson | 1790 | S65 | Karl | KR | ✔ | |
| 2318881 | Ólafur Gunnarsson Flóvenz | 1266 | U14 | Karl | Utan félags | ✔ | |
| 2306093 | Ólafur Hermannsson | 1542 | S50 | Karl | TV | ✔ | |
| 2322951 | Ólafur Ingvi Sigurðsson | 0 | U18 | Karl | Goðinn | ✔ |