When was Nikephoros I born?

Nikephoros I was born on 0750-01-01.

When did Nikephoros I die?

Nikephoros I died on 0811-07-26.

Browse the complete timeline of Nikephoros I throughout history

Born — Life — 0750-01-01
Nikephoros I was born on 0750-01-01.
Began serving as Byzantine emperor — Career — 0802-10-31
ruler of the Byzantine Empire
Died — Life — 0811-07-26
Nikephoros I died on 0811-07-26.