| FideId | Nafn | RatingStd | +- | Flokkur | Kyn | Félag | Club id | Virkur |
|---|---|---|---|---|---|---|---|---|
| 2300141 | Jón Kristinsson | 2090 | S65 | Karl | KR | 12 | ✔ | |
| 2300036 | Jón Loftur Árnason | 2421 | S50 | Karl | Víkingaklúbburinn | 37 | ✔ | |
| 2320622 | Jón Louie F Thoroddsen | 1499 | 36 | U12 | Karl | TR | 30 | ✔ |
| 2306921 | Jón Magnússon | 1621 | 7 | S65 | Karl | SA | 16 | ✔ |
| 2305283 | Jón Magnússon | 1911 | S50 | Karl | TG | 28 | ✔ | |
| 2326426 | Jón Oddur Jónsson | 1631 | 21-49 | Karl | Fjölnir | 3 | ✔ | |
| 2309947 | Jón Otti Sigurjónsson | 0 | 21-49 | Karl | TG | 28 | ✔ | |
| 2308584 | Jón Ragnarsson | 0 | S65 | Karl | TV | 32 | ✔ | |
| 2329182 | Jón Sigurfinnur Ólafsson | 0 | 21-49 | Karl | Vinaskákfélagið | 19 | ✔ | |
| 2301822 | Jón Steinn Elíasson | 0 | S65 | Karl | KR | 12 | ✔ | |
| 2321599 | Jón Sölvi Sigurðarson | 0 | U12 | Karl | TR | 30 | ✔ | |
| 2308738 | Jón Úlfljótsson | 1808 | S65 | Karl | Víkingaklúbburinn | 37 | ✔ | |
| 2323206 | Jón Úlfur Hafþórsson | 1718 | 1 | 21-49 | Karl | Fjölnir | 3 | ✔ |
| 2300931 | Jón Viktor Gunnarsson | 2448 | 21-49 | Karl | TR | 30 | ✔ | |
| 2302829 | Jón Þ Bergþórsson | 2089 | S50 | Karl | KR | 12 | ✔ | |
| 2306573 | Jón Þór Þorgeirsson | 0 | S50 | Karl | TG | 28 | ✔ | |
| 2329450 | Jóna Brynja Jónsdóttir | 0 | 21-49 | Kona | Goðinn | 48 | ✔ | |
| 2308967 | Jónas H Jónsson | 0 | S65 | Karl | Breiðablik | 27 | ✔ | |
| 2309459 | Jónas Roy Bjarnason | 0 | 21-49 | Karl | TG | 28 | ✔ | |
| 2309874 | Jónas S Ástráðsson | 0 | S65 | Karl | Æsir | 1 | ✔ | |
| N/A | Jónas Valtýsson | 0 | 21-49 | Karl | TR | 30 | ✔ | |
| N/A | Jurij Jelin | 0 | 21-49 | Karl | TR | 30 | ✔ | |
| 2317966 | Júlíus Björnsson | 2030 | S50 | Karl | Skákgengið | 41 | ✔ | |
| 2302381 | Júlíus Freyr Guðmundsson | 0 | S50 | Karl | Breiðablik | 27 | ✔ | |
| 2300842 | Júlíus Friðjónsson | 2052 | 1 | S65 | Karl | TR | 30 | ✔ |
| 2329468 | Júlíus Guðni Bessason | 0 | S65 | Karl | Goðinn | 48 | ✔ | |
| 2311658 | Júlíus Örn Finnsson | 0 | U20 | Karl | Fjölnir | 3 | ✔ | |
| 2316005 | Jökull Bjarki Ómarsson | 0 | U16 | Karl | Víkingaklúbburinn | 37 | ✔ | |
| 2303043 | Jökull Jóhannsson | 0 | 21-49 | Karl | KR | 12 | ✔ | |
| 2321084 | Jökull Máni Kárason | 1582 | U14 | Karl | SA | 16 | ✔ | |
| 2307561 | Jörgen Freyr Ólafsson | 0 | 21-49 | Karl | TV | 32 | ✔ | |
| 2308053 | Jörundur Þórðarson | 0 | S65 | Karl | Utan félags | 0 | ✔ | |
| 4500261 | Kaido Kulaots | 2520 | 2 | 21-49 | Karl | Fjölnir | 3 | ✔ |
| 3100081 | Kamalakanta Ivan Nieves | 2140 | S65 | Karl | TR | 30 | ✔ | |
| 2329476 | Kancharla Venkatesh | 0 | 21-49 | Karl | Goðinn | 48 | ✔ | |
| 13301152 | Karen Movsziszian | 2444 | 7 | S50 | Karl | TG | 28 | ✔ |
| 2315645 | Karen Ólöf Gísladóttir | 0 | U16 | Kona | TR | 30 | ✔ | |
| 2311933 | Karítas Ólöf Ísfeld Hafsteinsdóttir | 0 | U20 | Kona | TR | 30 | ✔ | |
| 2304791 | Karl Egill Steingrímsson | 1788 | S65 | Karl | SA | 16 | ✔ | |
| 2302640 | Karl Gauti Hjaltason | 1690 | S65 | Karl | TV | 32 | ✔ | |
| 2312450 | Karl Oddur Andrason | 0 | 21-49 | Karl | TG | 28 | ✔ | |
| 2033801 | Kassa Korley | 2428 | 21-49 | Karl | KR | 12 | ✔ | |
| 2313286 | Katla Torfadóttir | 0 | 21-49 | Kona | Utan félags | 0 | ✔ | |
| 2309742 | Katri Sikk | 0 | 21-49 | Karl | Ósk-óvirkt | 15 | ✔ | |
| 2316706 | Katrín María Jónsdóttir | 1605 | 28 | U16 | Kona | TR | 30 | ✔ |
| 2307928 | Kári Arnór Kárason | 0 | S65 | Karl | Goðinn | 48 | ✔ | |
| 2312697 | Kári Christian Bjarkarson | 0 | U20 | Karl | TR | 30 | ✔ | |
| 2309890 | Kári Georgsson | 0 | 21-49 | Karl | TG | 28 | ✔ | |
| 2325519 | Kári Nikulásson | 0 | U10 | Karl | KR | 12 | ✔ | |
| 2322927 | Kári Steinn Viðarsson | 1655 | 21-49 | Karl | SSON | 25 | ✔ |