Gadsup may refer to:

• Gadsup people
• Gadsup language

• Fulvous-chinned nunlet
• Fulvous-crested tanager
• Fulvous Dawnfly
• Fulvous Duck
• Fulvous Forest Skimmer
• Fulvous forest skimmer
• Fulvous harvest mouse
• Fulvous-headed Brush-Finch
• Fulvous-headed brush finch
• Fulvous-headed tanager
• Fulvous owl
• Fulvous parrotbill
• Fulvous shrike-tanager
• Fulvous-vented euphonia
• Fulvous Whistling-Duck
• Fulvous whistling-duck
• Fulvous wren
• Fulvus roundleaf bat
• Fulwell
• Fulwell bus garage
• Fulwell, London
• Fulwell, Middlesex
• Fulwood, Lancashire
• Fulwood railway station
• Fulɓe