| Participant | Country | Team |
|---|---|---|
| Harijs Samuels Bass | 🇱🇻 LAT | — |
| Helēna Vinogradova | 🇱🇻 LAT | — |
| Hokan Kristiansson | 🇸🇪 SWE | — |
| IEVA DANIYELIAN | 🇱🇻 LAT | — |
| Ieva Šteinberga | 🇱🇻 LAT | — |
| Ieva Žimante | 🇱🇻 LAT | — |
| Igors Arhipovs-Prokofjevs | 🇱🇻 LAT | — |
| Igors Jančenko | 🇱🇻 LAT | — |
| Igors Kozlovs | 🇱🇻 LAT | — |
| Igors Morgunovs | 🇱🇻 LAT | Matisons Runner's Club |
| Igors Radions | 🇱🇻 LAT | — |
| Igors Veselovs | 🇱🇻 LAT | Bukulti Team |
| Ilga Ivanova | 🇱🇻 LAT | Janaiši |
| Ilja Bartosh | 🇱🇻 LAT | — |
| Iļja Soboļevska | 🇱🇻 LAT | — |
| Ilmārs Pokšāns | 🇱🇻 LAT | — |
| Ilona Brante | 🇱🇻 LAT | — |
| Ilona Daģe | 🇱🇻 LAT | SK Mitauer |
| Ilona Haritonova | 🇱🇻 LAT | — |
| Ilona Piruška | 🇱🇻 LAT | — |
| Ilva Grasmane | 🇱🇻 LAT | — |
| Ilze Birzniece Stundiņa | 🇱🇻 LAT | — |
| Ilze Jumiķe | 🇱🇻 LAT | Orientēšanās klubs Alnis |
| Ilze Repša | 🇱🇻 LAT | — |
| Imants Kaktabulis | 🇱🇻 LAT | eBike |
| Ina Kovaliova | 🇱🇹 LTU | — |
| Ineta Jansone-Nagle | 🇱🇻 LAT | — |
| Ineta Jerofejeva | 🇱🇻 LAT | — |
| Ingmārs Bartkēvičs | 🇱🇻 LAT | — |
| Inita Māliņa | 🇱🇻 LAT | — |
| Inita Marecka | 🇱🇻 LAT | — |
| Inna Sapo | 🇱🇻 LAT | — |
| Ints Marcinkevičs | 🇱🇻 LAT | — |
| Ivans Mucenieks | 🇱🇻 LAT | — |
| Ivars Heidingers | 🇱🇻 LAT | — |
| Ivars Kalnups | 🇱🇻 LAT | — |
| Iveta Kalēja | 🇱🇻 LAT | — |
| Iveta Niedre | 🇱🇻 LAT | Maratona klubs |
| Iveta UZKALNE | 🇱🇻 LAT | — |
| Ivo Odītis | 🇱🇻 LAT | Baldone bizo |
| Jacques van Oorschot | 🇳🇱 NED | — |
| Jana Poļaka | 🇱🇻 LAT | — |
| Jana Romanovska | 🇱🇻 LAT | SK Mitauer |
| Jane Smith | 🇱🇻 LAT | — |
| Jānis Akmentiņš | 🇱🇻 LAT | — |
| Jānis Avens | 🇱🇻 LAT | Maratona klubs |
| Jānis Belorags | 🇱🇻 LAT | Maratona klubs |
| Jānis Bēniķis | 🇱🇻 LAT | — |
| Jānis Birks | 🇱🇻 LAT | — |
| Jānis Brakovskis | 🇱🇻 LAT | — |
