| FideId | Nafn | RatingStd | +- | Flokkur | Kyn | Félag | Club id | Virkur |
|---|---|---|---|---|---|---|---|---|
| 2321483 | Oddur Sigurðarson | 1659 | 21-49 | Karl | TR | 30 | ✔ | |
| 2303523 | Oddur Tómas Oddsson | 1657 | 21-49 | Karl | SSON | 25 | ✘ | |
| 2321033 | Oddur Þorri Viðarsson | 1579 | 21-49 | Karl | SSON | 25 | ✘ | |
| 2310767 | Oddur Þór Unnsteinsson | 1524 | 21-49 | Karl | TG | 28 | ✘ | |
| 148061879 | Oleksandr Matlak | 2164 | 21-49 | Karl | Goðinn | 48 | ✔ | |
| 14100487 | Oleksandr Sulypa | 2450 | 1 | S50 | Karl | TR | 30 | ✔ |
| 2323435 | Olena Tkachuk | 0 | 21-49 | Karl | Goðinn | 48 | ✔ | |
| 14121093 | Olga Prudnykova | 2268 | 5 | 21-49 | Kona | TR | 30 | ✔ |
| N/A | Olgeir Jóhannesson | 0 | S65 | Karl | Utan félags | 0 | ✘ | |
| 2305623 | Oliver Aron Jóhannesson | 2171 | 21-49 | Karl | Fjölnir | 3 | ✔ | |
| 4602897 | Oliver Bewersdorff | 2221 | S50 | Karl | TR | 30 | ✘ | |
| 2321963 | Oliver Kovácik | 1628 | 86 | U12 | Karl | Breiðablik | 27 | ✔ |
| 2329093 | Oliver Másson | 0 | 21-49 | Karl | TR | 30 | ✔ | |
| 2315580 | Olof Bergvinsdottir | 0 | U18 | Kona | Utan félags | 0 | ✔ | |
| 10601279 | Omar Salama | 2187 | 21-49 | Karl | TR | 30 | ✘ | |
| 2310155 | Orri Árnason | 0 | S50 | Karl | Utan félags | 0 | ✔ | |
| 2303515 | Orri Freyr Oddsson | 0 | 21-49 | Karl | Goðinn | 48 | ✔ | |
| N/A | Orri Freyr Þorkelsson | 0 | 21-49 | Karl | Haukar | 5 | ✘ | |
| N/A | Orri Gunnarsson | 0 | 21-49 | Karl | TG | 28 | ✘ | |
| 2315300 | Orri Hilmarsson | 0 | 21-49 | Karl | Vinaskákfélagið | 19 | ✔ | |
| N/A | Orri Óli Emmanuelson | 0 | 21-49 | Karl | TG | 28 | ✘ | |
| N/A | Ottó Bjarki Arnar | 0 | 21-49 | Karl | TR | 30 | ✘ | |
| 2328089 | Ottó Páll Arnarson | 0 | 21-49 | Karl | Goðinn | 48 | ✔ | |
| N/A | Óðinn Gunnarsson | 0 | 21-49 | Karl | TG | 28 | ✘ | |
| 2310368 | Óðinn Örn Jakobsen | 1510 | 21-49 | Karl | Breiðablik | 27 | ✘ | |
| N/A | Ólafur Alexander Andrason | 0 | U16 | Karl | KR | 12 | ✔ | |
| N/A | Ólafur Árnason | 0 | S50 | Karl | TR | 30 | ✘ | |
| 2305178 | Ólafur Ásgrímsson | 0 | S65 | Karl | TR | 30 | ✔ | |
| 2300869 | Ólafur B Þórsson | 2152 | S50 | Karl | Utan félags | 0 | ✔ | |
| 2316501 | Ólafur Bjarnason | 1913 | S65 | Karl | KR | 12 | ✔ | |
| N/A | Ólafur Danivalsson | 0 | S65 | Karl | Utan félags | 0 | ✘ | |
| 2304481 | Ólafur Evert Úlfsson | 1904 | 21-49 | Karl | Hrókar alls fagnaðar | 44 | ✔ | |
| N/A | Ólafur F Þorsteinsson | 0 | S50 | Karl | TG | 28 | ✘ | |
| 2317575 | Ólafur Fannar Pétursson | 1404 | U16 | Karl | Breiðablik | 27 | ✘ | |
| N/A | Ólafur Freyr Jónsson | 0 | 21-49 | Karl | TG | 28 | ✘ | |
| N/A | Ólafur Freyr Ólafsson | 0 | 21-49 | Karl | TV | 32 | ✘ | |
| 2302705 | Ólafur Gísli Jónsson | 1856 | S65 | Karl | KR | 12 | ✔ | |
| 2308940 | Ólafur Guðmundsson | 1858 | S50 | Karl | TG | 28 | ✘ | |
| N/A | Ólafur Guðmundsson | 0 | 21-49 | Karl | Víkingaklúbburinn | 37 | ✘ | |
| 2304902 | Ólafur Gunnar Ingason | 1842 | S65 | Karl | Breiðablik | 27 | ✘ | |
| 2318881 | Ólafur Gunnarsson Flóvenz | 1559 | 1 | U16 | Karl | TR | 30 | ✔ |
| N/A | Ólafur H Ólafsson | 0 | S65 | Karl | TR | 30 | ✘ | |
| N/A | Ólafur H Ólafsson | 0 | S65 | Karl | Utan félags | 0 | ✘ | |
| N/A | Ólafur Halldórsson | 0 | S50 | Karl | Utan félags | 0 | ✘ | |
| 2311208 | Ólafur Helgi Árnason | 1739 | S50 | Karl | Siglufjörður | 21 | ✘ | |
| N/A | Ólafur Helgi Ólafsson | 0 | S50 | Karl | Taflfélag Snæfellsbæjar | 23 | ✘ | |
| 2306093 | Ólafur Hermannsson | 1728 | S50 | Karl | TV | 32 | ✔ | |
| 2311550 | Ólafur Hlynur Guðmarsson | 1830 | 16 | 21-49 | Karl | SSON | 25 | ✔ |
| N/A | Ólafur Ingimundarson | 0 | S65 | Karl | Utan félags | 0 | ✘ | |
| 2322951 | Ólafur Ingvi Sigurðsson | 0 | U20 | Karl | Goðinn | 48 | ✔ |