Namesakes for Feodor

Namesakes for FEODOR:
  Nobel Prize Winners: 1 medicine
      (medicine) Feodor Felix Konrad Lynen   1964  

  Russian Grand Dukes and Tsars: 3 tsars
      Tsar Feodor I   1584-1598  
      Tsar Feodor II   1605  
      Tsar Feodor III   1676-1682