Democritus
460 – 370 BCE
Greek

Philosopher. He is especially known for a theory of atoms, an idea that affects how we think about and value our place in the world.

Contemporaries
435–354 BCEXenophon
460–400 BCEThucydides
496–406 BCESophocles
469–399 BCESocrates
490–421 BCEProtagoras
428–347 BCEPlato
382–336 BCEPhilip II
495–429 BCEPericles
515–445 BCEParmenides
?–413 BCENicias
fl. c. 450–? BCELeucippus
436–338 BCEIsocrates
fl. 450 BCEHippias of Elis
460–377 BCEHippocrates
485–425 BCEHerodotos
?–460 BCEHeraclitus
485–380 BCEGorgias
480–406 BCEEuripides
410–320 BCEDiogenes of Sinope
397–? BCEDionysius the Younger
383–322 BCEDemosthenes
fl. 450 BCEAspasia
448–388 BCEAristophanes
384–322 BCEAristotle
445–365 BCEAntisthenes
500–428 BCEAnaxagoras
525–456 BCEAeschylus