Ptolemy · Nagarjuna Were Ptolemy and Nagarjuna alive at the same time? Yes. Ptolemy and Nagarjuna were alive at the same time, from c. AD 150 to c. AD 170. Ptolemy2nd-century Roman mathematician, astronomer, geographerBorn c. AD 100 · died c. AD 170Nagarjuna3rd-century Indian Buddhist philosopherBorn c. AD 150 · died c. AD 250 PlutarchEpictetusTacitusPtolemyLucian of SamosataMarcus AureliusNagarjunaTertullianPlotinus Ptolemy and Nagarjuna in bold, with some of their best-known contemporaries. Drag across to see the age each reached in any year. Faded ends mark uncertain dates.