The 6th century DE was a D'ni century which lasted from 3125 DE to 3749 DE.
- 3219 DE: Tejara is crowned King of D'ni.
- 3271 DE: Tejara orders a significant renovation of the royal palace.
- 3279 DE: The King's Age was written on commission from King Tejara.
- 3285 DE: King Tejara's older brother is imprisoned for the creation of illicit Ages on charges fabricated by the king.
- 3422 DE: Ti'amel is crowned King of D'ni.
- 3469 DE: Stone Eater, first of the great D'ni digging machines, is completed.
- 3477 DE: Ti'amel marries Shama.
- 3500 DE: Women become eligible for Minor Guild education and membership for the first time in D'ni history.
- 3654 DE: Kedri is crowned King of D'ni.
- 3686 DE: King Kedri marries in a public ceremony.