| Dark Back of Time | |
| Title Orig: | Negra espalda del tiempo |
| Translator: | Ester Allen |
| Author: | Javier Marías |
| Country: | Spain |
| Language: | Spanish |
| Publisher: | Alfaguara |
| Pub Date: | 1998 |
| English Pub Date: | 2001 |
| Isbn: | 0-8112-1570-9 |
| Oclc: | 57534731 |
Dark Back of Time is a 1998 book by the Spanish writer Javier Marías. Ester Allen's English translation was published by New Directions in 2001.[1] The book is a meditation on the sources of, and reactions to the author's 1992 novel, All Souls (Todas las almas).