| Coldheart | |
| Author: | Trevor Baxendale |
| Series: | Doctor Who book: Eighth Doctor Adventures |
| Release Number: | 33 |
| Subject: | Featuring: Eighth Doctor Fitz and Compassion |
| Release Date: | April 2000 |
| Publisher: | BBC Books |
| Pages: | 277 |
| Isbn: | 0-563-55595-5 |
| Preceded By: | The Fall of Yquatine |
| Followed By: | The Space Age |
Coldheart is a BBC Books original novel written by Trevor Baxendale and based on the long-running British science fiction television series Doctor Who. It features the Eighth Doctor, Fitz and Compassion.