A Bugaboo is something that causes fear or worry. It can also refer to:

In geography:

• The Bugaboos, a granite mountain range in the Purcell Mountains of eastern British Columbia, Canada
• Bugaboo Provincial Park, a park in that area
• Bugaboo Swamp is in the Okefenokee Swamp located in the southern portion of Georgia, United States.
• Bugaboo scrub fire, a fire that was named for the above swamp.

In media

• ''Bugaboo (The Flea), a 1983 game written for various 8-bit computers
• Bug a Boo, a song by Destiny's Child
• Bug-A-Booo is a comic strip by Mauricio de Sousa about a gang of ghosts, undeads and other Halloween creatures.

It may also refer to:

• Bugaboo (baby carrier)
• Bugaboo, a thin straight piton or metal spike, perfect for thin, deep seams.
• Bugaboo Creek Steak House, a chain of Canadian Rockies-themed steakhouses primarily located in the north-eastern United States