| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Rabotnik | city | Mariy-El | Russia | 56.42 | 46.53 | 242 | 1912 |
| Razdol'ye | city | Mariy-El | Russia | 56.89 | 46.47 | 357 | 373 |
| Razdol’ye | city | Mariy-El | Russia | 56.89 | 46.47 | 357 | 373 |
| Rechnaya | city | Mariy-El | Russia | 56.13 | 48.05 | 305 | 298 |
| Remizovo | city | Mariy-El | Russia | 57.05 | 49.66 | 403 | 894 |
| Repino | city | Mariy-El | Russia | 57.00 | 48.52 | 830 | 1490 |
| Revolyutsiya | city | Mariy-El | Russia | 56.14 | 46.25 | 830 | 298 |
| Rim | city | Mariy-El | Russia | 56.58 | 47.98 | 830 | 57806 |
| Rim | city | Mariy-El | Russia | 56.62 | 48.07 | 830 | 3722 |
| Romashkina | city | Mariy-El | Russia | 56.05 | 48.33 | 226 | 298 |
| Romashkino | city | Mariy-El | Russia | 56.05 | 48.33 | 226 | 298 |
| Ronga | city | Mariy-El | Russia | 56.70 | 48.51 | 830 | 1639 |
| Roshnya | city | Mariy-El | Russia | 56.72 | 48.49 | 830 | 1639 |
| Rozhdestvenskiy | city | Mariy-El | Russia | 56.38 | 48.63 | 830 | 1186 |
| Rudu-Shurguyal | city | Mariy-El | Russia | 56.85 | 49.11 | 830 | 1596 |
| Ruem | city | Mariy-El | Russia | 56.63 | 47.76 | 406 | 6064 |
| Rushrodo | city | Mariy-El | Russia | 56.44 | 48.95 | 830 | 1192 |
| Russkaya Lugovaya | city | Mariy-El | Russia | 55.89 | 48.29 | 196 | 6629 |
| Russkaya Lyazhmar' | city | Mariy-El | Russia | 56.88 | 49.50 | 830 | 1860 |
| Russkaya Lyazhmar’ | city | Mariy-El | Russia | 56.88 | 49.50 | 830 | 1860 |
| Russkaya Masara | city | Mariy-El | Russia | 56.66 | 49.99 | 830 | 1490 |
| Russkaya Mosara | city | Mariy-El | Russia | 56.66 | 49.99 | 830 | 1490 |
| Russkaya Ruya | city | Mariy-El | Russia | 56.87 | 47.84 | 380 | 943 |
| Russkaya Senda | city | Mariy-El | Russia | 56.79 | 49.92 | 328 | 1344 |
| Russkij Kukmor | city | Mariy-El | Russia | 56.67 | 48.14 | 377 | 2019 |
| Russkije Sjoi | city | Mariy-El | Russia | 56.67 | 49.13 | 830 | 1474 |
| Russkiy Kadam | city | Mariy-El | Russia | 56.92 | 48.38 | 830 | 1566 |
| Russkiy Kuglanur | city | Mariy-El | Russia | 57.06 | 48.30 | 830 | 1142 |
| Russkiy Kugunur | city | Mariy-El | Russia | 56.76 | 49.17 | 830 | 1490 |
| Russkiy Kugushen' | city | Mariy-El | Russia | 57.01 | 49.49 | 830 | 1558 |
| Russkiy Kugushen’ | city | Mariy-El | Russia | 57.01 | 49.49 | 830 | 1558 |
| Russkiy Kukmor | city | Mariy-El | Russia | 56.67 | 48.14 | 377 | 2019 |
| Russkiy Leblyak | city | Mariy-El | Russia | 56.78 | 49.36 | 830 | 2013 |
| Russkiy Lyazhdur | city | Mariy-El | Russia | 56.81 | 49.20 | 830 | 1500 |
| Russkiy Noledur | city | Mariy-El | Russia | 56.75 | 49.61 | 830 | 1684 |
| Russkiy Sholner | city | Mariy-El | Russia | 56.82 | 49.58 | 830 | 1589 |
| Russkiy Shuy | city | Mariy-El | Russia | 56.97 | 48.67 | 830 | 1490 |
| Russkiy Urtem | city | Mariy-El | Russia | 56.35 | 49.30 | 830 | 1730 |
| Russkiy Yoshkarener | city | Mariy-El | Russia | 56.76 | 48.86 | 830 | 1491 |
| Russkiye Shoi | city | Mariy-El | Russia | 56.67 | 49.13 | 830 | 1474 |
| Russkoye Yesimbayevo | city | Mariy-El | Russia | 57.03 | 48.29 | 413 | 1232 |
| Rutka | city | Mariy-El | Russia | 56.67 | 46.62 | 278 | 298 |
| Ruy-Muchash | city | Mariy-El | Russia | 56.93 | 48.95 | 830 | 1783 |
| Ruyal | city | Mariy-El | Russia | 57.02 | 49.66 | 403 | 931 |
| Ruyka | city | Mariy-El | Russia | 56.63 | 49.92 | 830 | 1490 |
| Ruzhbelyak | city | Mariy-El | Russia | 56.90 | 48.87 | 830 | 1490 |
| Ruzhbelyak | city | Mariy-El | Russia | 56.83 | 49.08 | 830 | 1534 |
| Ryabinka | city | Mariy-El | Russia | 56.64 | 47.68 | 370 | 5163 |
| Ryabinovka | city | Mariy-El | Russia | 56.17 | 46.14 | 830 | 264 |