| Participant | Country | Team |
|---|---|---|
| Jurģis Cakuls | 🇱🇻 LAT | — |
| Jurijs Hoļms | 🇱🇻 LAT | — |
| Jurijs Lusins | 🇱🇻 LAT | EV Workshop |
| Jurijs Misjuns | 🇱🇻 LAT | SEB |
| Jurijs Voroncovs | 🇱🇻 LAT | VoRUN |
| JURIJS VORONCOVS | 🇱🇻 LAT | — |
| Juris Buks | 🇱🇻 LAT | Maratona klubs |
| Juris Kondrovs | 🇱🇻 LAT | — |
| Juris Krīgers | 🇱🇻 LAT | — |
| Juris Poga | 🇱🇻 LAT | POGAS |
| Kacper Lupa | 🇵🇱 POL | Polska |
| Kaisa Pihla | 🇪🇪 EST | — |
| Kalle Kärner | 🇪🇪 EST | — |
| Kalvis Kuģis | 🇱🇻 LAT | — |
| Kamil Meler | 🇵🇱 POL | — |
| Karina Andrejevska | 🇱🇻 LAT | Jeļenas Prokopčukas skriešanas skola |
| Karīna Arhipova | 🇱🇻 LAT | — |
| Karīna Jegorenkova | 🇱🇻 LAT | Bilder |
| Karlīna Biteniece | 🇱🇻 LAT | Biķernieki skrien |
| Karlīna Kairiša | 🇱🇻 LAT | — |
| Kārlis Briedis | 🇱🇻 LAT | SEB |
| Kārlis Cakuls | 🇱🇻 LAT | — |
| Kārlis Dimza | 🇱🇻 LAT | Oleg's School Balozi |
| Kārlis Dzenis | 🇱🇻 LAT | — |
| Kārlis Ķiršakmens | 🇱🇻 LAT | — |
| Kārlis Knoks | 🇱🇻 LAT | — |
| Kārlis Krīgalis | 🇱🇻 LAT | — |
| Kārlis Lejstrauts | 🇱🇻 LAT | — |
| Kārlis Meiers | 🇱🇻 LAT | Kačņiks |
| Kārlis Raimonds Eniņš | 🇱🇻 LAT | — |
| Kārlis Ruskulis | 🇱🇻 LAT | — |
| Karlis Teikmanis | 🇱🇻 LAT | — |
| Kārlis Užbalis | 🇱🇻 LAT | — |
| Kārlis Vancovičs | 🇱🇻 LAT | MOTUM |
| Karls Iodko | 🇱🇻 LAT | — |
| Kaspars Gabranovs | 🇱🇻 LAT | — |
| Kaspars Grīnbergs-Zaļkalns | 🇱🇻 LAT | Kachau95 |
| Kaspars Kroičs | 🇱🇻 LAT | — |
| Kaspars Naglis | 🇱🇻 LAT | — |
| Kaspars Narovskis | 🇱🇻 LAT | — |
| KASPARS ŠABĀNS | 🇱🇻 LAT | — |
| Kaspars Spricis | 🇱🇻 LAT | — |
| Kaspars Strazds | 🇱🇻 LAT | Red Bull fans |
| Kaspars Štromanis | 🇱🇻 LAT | VK Lielaisciems |
| Kaspars Ušpelis | 🇱🇻 LAT | — |
| Kaspars Vaivods | 🇱🇻 LAT | Skriešanas Akadēmija |
| Katarīna Zaksa | 🇱🇻 LAT | — |
| Kate Buševica | 🇱🇻 LAT | — |
| Kate Gitendorfa | 🇱🇻 LAT | — |
| Kate Ķepīte | 🇱🇻 LAT | — |
