- Ioseliani, Nana1
- Jara, Victor1
- Kajumov, Malik1
- Kapitsa, Piotr1
- Karpov, Anatolii1
- Keldysh, Mstislav1
- Kibalchich, Nikolai1
- Korolenko, Evgenii1
- Korolev, Sergei1
- Krebs, Evgenii1
- Krzhizhanovskii, Gleb1
- Kulibin, Ivan1
- Kurchatov, Igor1
- Lebedev, Sergei1
- Lomonosov, Mikhail1
- Lunev, Afanasii1
- Medvedev, Roy Aleksandrovich1
- Mendeleev, Dmitrii1
- Michurin, Ivan1
- Mićunović, Veljko1