HFK may refer to:

• Hans-Freudenberg-Kolleg, a dormitory in Karlsruhe, Germany
• University of the Arts Bremen (German: {{lang|de|Hochschule für Künste Bremen, HfK Bremen}})
• Hopeless Fountain Kingdom, the second studio album by American singer Halsey.

• Now That's What I Call Music! 4
• Now That's What I Call Music 4
• Now That's What I Call Music! 40 (South African series)
• Now That's What I Call Music! 40 (UK series)
• Now That's What I Call Music! 41 (South African series)
• Now That's What I Call Music! 41 (UK series)
• Now That's What I Call Music! 42 (South African series)
• Now That's What I Call Music! 42 (UK series)
• Now That's What I Call Music! 43 (South African series)
• Now That's What I Call Music! 43 (UK series)
• Now That's What I Call Music! 44 (South African series)
• Now That's What I Call Music! 44 (UK series)
• Now That's What I Call Music! 45
• Now That's What I Call Music 45
• Now That's What I Call Music! 45 (South African series)
• Now That's What I Call Music! 45 (UK series)
• Now That's What I Call Music! 46 (South African series)
• Now That's What I Call Music! 46 (UK series)
• Now That's What I Call Music! 47 (South African series)
• Now That's What I Call Music! 47 (UK series)
• Now That's What I Call Music! 48 (South African series)
• Now That's What I Call Music! 48 (UK series)
• Now That's What I Call Music! 49 (UK series)
• Now That's What I Call Music! 4 (Argentine series)
• Now That's What I Call Music 4 (Finnish series)