How many regenerations does a Time Lord have?
William Howard
Published May 01, 2026
He travels through time and space, saves the Earth, and has millions of fans all over the world. But as every "Whovian" knows, the Doctor cannot last for ever: Time Lords are able to regenerate only 12 times before they die.
Do Time Lords have infinite regenerations?
In The Deadly Assassin (1976), it is established that a Time Lord can only regenerate 12 times, for a total of 13 incarnations. This statement is later repeated in Mawdryn Undead (1983), the 1996 TV film and "The Time of the Doctor" (2013).Why can Time Lords only regenerate 12 times?
The Doctor's Original Regeneration CycleThe Season 14 serial "The Deadly Assassin" explained the Doctor Who regeneration cycle as a rule that was a part of Time Lord biology. A Time Lord can only regenerate 12 times, meaning after the 13th incarnation, they would truly die.