Cryoburn is a science fiction novel by Lois McMaster Bujold, part of the Vorkosigan Saga. It explores themes of identity, mortality, and the implications of cryogenic preservation in a future society.

The story follows Miles Vorkosigan as he investigates a cryogenic facility on a planet where the practice of freezing the dead has become a controversial norm. As he delves deeper, he uncovers a conspiracy that challenges his understanding of life and death.