Who Was Alive

Were Umar ibn Al-Khattāb and Brahmagupta alive at the same time?

Yes. Umar ibn Al-Khattāb and Brahmagupta were alive at the same time, from c. AD 598 to AD 644.

Umar ibn Al-Khattāb

2nd Rashidun Caliph from 634 to 644

Born c. AD 586 · died 3 November AD 644

Brahmagupta

Indian mathematician and astronomer

Born c. AD 598 · died c. AD 670

  1. Gregory I
  2. Muhammad
  3. Abu Bakr
  4. Umar ibn Al-Khattāb
  5. Brahmagupta
  6. Alī ibn Abī Ṭālib
Umar ibn Al-Khattāb and Brahmagupta 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.