| Participant | Country | Team |
|---|---|---|
| Iļja Zinovjevs | 🇱🇻 LAT | — |
| Ilze Buša | 🇱🇻 LAT | — |
| Ilze Jēkabsone | 🇱🇻 LAT | Matisons Runner's club |
| Ilze Pušpure | 🇱🇻 LAT | — |
| Ilze SermolIte | 🇱🇻 LAT | — |
| Ilze Slaide | 🇱🇻 LAT | — |
| Inga Zaļetilo | 🇱🇻 LAT | — |
| Ingrīda Rimšāne | 🇱🇻 LAT | — |
| Ingus Škutāns | 🇱🇻 LAT | — |
| Iveta Kuģe | 🇱🇻 LAT | — |
| Jakub Jaworski | 🇵🇱 POL | — |
| Jānis Banders | 🇱🇻 LAT | — |
| Jānis Dreimanis | 🇱🇻 LAT | — |
| Jānis Kacēns | 🇱🇻 LAT | — |
| Jānis Kairišs | 🇱🇻 LAT | — |
| Jānis Mūrnieks | 🇱🇻 LAT | SK Tērauds |
| Jānis Zemturis | 🇱🇻 LAT | — |
| Jean-Baptiste Denis | 🇫🇷 FRA | — |
| Jekaterina Černobrovaja | 🇱🇻 LAT | Biķernieki skrien |
| Jeļena Brjazkalo | 🇱🇻 LAT | — |
| John Benjamin | 🇱🇻 LAT | — |
| Josifs Makarenko | 🇱🇻 LAT | Zolitūde Run Clab |
| Jūlija Birnsone | 🇱🇻 LAT | — |
| Jurijs Voroncovs | 🇱🇻 LAT | VoRUN |
| Juris Krīgers | 🇱🇻 LAT | — |
| Kacper Lupa | 🇵🇱 POL | Polska |
| Kalvis Kuģis | 🇱🇻 LAT | — |
| Karlīna Biteniece | 🇱🇻 LAT | Biķernieki skrien |
| Karlīna Kairiša | 🇱🇻 LAT | — |
| Kārlis Krīgalis | 🇱🇻 LAT | — |
| Kaspars Grīnbergs-Zaļkalns | 🇱🇻 LAT | Kachau95 |
| Kaspars Kroičs | 🇱🇻 LAT | — |
| Kaspars Naglis | 🇱🇻 LAT | — |
| Katrīna Rijniece | 🇱🇻 LAT | — |
| Ketija Zuša | 🇱🇻 LAT | — |
| Kims Sifers | 🇱🇻 LAT | — |
| Kirills Kasabjans | 🇱🇻 LAT | — |
| Klaudia Muszyńska | 🇵🇱 POL | — |
| Kristaps Kohs | 🇱🇻 LAT | — |
| Kristaps Kozulis | 🇱🇻 LAT | — |
| KRISTERS DASMANIS | 🇱🇻 LAT | — |
| kristians pastors | 🇱🇻 LAT | — |
| Kristina Bodoprosta | 🇱🇻 LAT | — |
| Kristin Binding | 🇨🇦 CAN | — |
| Krzysztof Kudyba | 🇱🇻 LAT | Polska |
| Lada Kaibeļeva | 🇱🇻 LAT | Kalceks |
| Laila Šņepste | 🇱🇻 LAT | — |
| Laine Helmane | 🇱🇻 LAT | — |
| Lāsma Asare | 🇱🇻 LAT | — |
| Lāsma Krastiņa | 🇱🇻 LAT | SAK Pastališķi |
