- John Paul II1
- John Paul II, Pope, 1
- Kajumov, Malik1
- Kapitsa, Piotr1
- Karmal, Babrak1
- Keldysh, Mstislav1
- Kennedy, John F.1
- Khachaturian, Aram1
- Kibalchich, Nikolai1
- Király, Béla K.1
- Konev, Ivan1
- Krzhizhanovskii, Gleb1
- Kuczyński, Waldemar1
- Kulibin, Ivan1
- Kulish, Panteleimon Oleksandrovych1
- Kurdiumov, Georgii1
- Kádár, János1
- Lablonskaia, Tatiana1
- Le Carré, John1
- Lebedev, Sergei1