Karachayevo-Circassia president Rashid Temrezov, Ingushetia president Yunus-Bek Yevkurov and Dagestani president Magomedsalam Magomedov (Source: RIA Novosti)

Age: 13 years

Karachayevo-Circassia president Rashid Temrezov, Ingushetia president Yunus-Bek Yevkurov and Dagestani president Magomedsalam Magomedov (Source: RIA Novosti)