- Khachaturian, Aram1
- Kibalchich, Nikolai1
- Kolesnikov, Sergei1
- Korczak, Janusz1
- Korolenko, Evgenii1
- Krebs, Evgenii1
- Krzhizhanovskii, Gleb1
- Kulibin, Ivan1
- Lablonskaia, Tatiana1
- Laks, Szymon1
- Lebedev, Sergei1
- Legall, Alberto1
- Leonov, Alexey1
- Lomonosov, Mikhail1
- Lunev, Afanasii1
- Marx, Karl1
- Maurer, Monica1
- Melʹnikov, Konstantin Stepanovich1
- Mendeleev, Dmitrii1
- Michurin, Ivan1