| Name | Country | Region | Address |
|---|---|---|---|
| Ryabokonev Aleksandr Nikolaevich | Russia | Stavropol region | |
| Ryabov Aleksey Ivanovich | Russia | Udmurt Republic | |
| Ryabov Igor Yurevich | Russia | Чувашская Республика - Чувашия | |
| Ryabov Ivan Alekseyevich | Russia | Udmurt Republic | |
| Ryabov Nikolay Alekseevich | Russia | ||
| Ryabov Yu.V., Samarvskaya oblast | Russia | Samara region | |
| Ryabova Ekaterina Alekseevna | Russia | Moscow | |
| Ryabova Irina Yurevna | Russia | Sverdlovsk region | |
| Ryabova M.O. | Russia | Владимирская область | |
| Ryabova Marina Olegovna; Smirnova Inessa Olegovna | Russia |