| IV | |
| Type: | studio |
| Artist: | Black Mountain |
| Cover: | IV Black Mountain.jpg |
| Released: | April 1, 2016 |
| Genre: | Alternative rock, progressive rock, psychedelic rock, space rock |
| Length: | 56:14 |
| Label: | Jagjaguwar |
| Producer: | Black Mountain |
| Prev Year: | 2012 |
| Next Title: | Destroyer |
| Next Year: | 2019 |
IV is the fourth studio album by Canadian rock band, Black Mountain, released on April 1, 2016. The five-and-a-half year gap between two studio albums is the longest to date. It is also the band's first album of new work since their 2012 soundtrack album for Year Zero.