| Opus IV | |
| Type: | studio |
| Artist: | Abigor |
| Cover: | Opus IV.jpg |
| Released: | 29 July 1996 |
| Recorded: | November/December 1995 and May 1996 |
| Studio: | Tonstudio Hornix |
| Genre: | Black metal |
| Length: | 42:26 |
| Label: | Napalm Records |
| Producer: | Abigor, Georg Hrauda |
| Prev Title: | Nachthymnen (From the Twilight Kingdom) (Abigor album) |
| Prev Year: | 1995 |
| Next Title: | Supreme Immortal Art |
| Next Year: | 1998 |
Opus IV is the third studio album release by black metal band Abigor. It was released in 1996.