NBAF can refer to:

• National Bio and Agro-Defense Facility
• National Black Arts Festival
• 2-aminomuconate deaminase, an enzyme

• W-19-class minesweeper
• W19DB-D
• W1A
• W1B
• W1 Boattini
• W1C
• W-1-class minesweeper
• W1D
• W1 (disambiguation)
• W1E
• W1F
• W1G
• W1H
• W1J
• W1K
• W1k.com
• W1S
• W1T
• W1U
• W1W
• W.2
• W 2
• W(2)
• W. (2008 film)
• W (2008 film)