| Blackenday | |
| Type: | studio |
| Artist: | Eldritch |
| Cover: | Blackenday.jpg |
| Released: | April 20, 2007 |
| Recorded: | Big Wave Recording Studios, February 2007 |
| Genre: | Progressive metal |
| Length: | 47:11 |
| Label: | Limb Music |
| Producer: | Terence Holler |
| Prev Title: | Neighbourhell |
| Prev Year: | 2006 |
| Next Title: | Livequake |
| Next Year: | 2008 |
Blackenday is the seventh album by Italian progressive metal band Eldritch, released in 2007 and attended by guests as Ray Alder and Nicolas Van Dyk.