Dennis Hughes may refer to:

• Dennis Hughes (American football) (born 1948), American football player
• Dennis Hughes (footballer) (1931–1990), English footballer
• Dennis Hughes (rugby player) (born 1941), former Welsh rugby union international player

• Pinus rudis
• Pinus rzedowskii
• Pinus squamata
• Pinus taiwanensis
• Pinus tecunumanii
• Pinus teocote
• Pinus tropicalis
• Pinus wangii
• Pinus yunnanensis
• Pinus × sondereggeri
• Pinute
• Pin valley national park
• Pin Valley National Park
• P/invoke
• Pinvoke
• PInvoke
• P/Invoke
• Pinwheel galaxy
• Pinwheel Galaxy (disambiguation)
• Pinwheel nebulae
• Pinwheel tiling
• Pinwheel (toy)
• Pinwheel (TV channel)
• Pinwheel (TV show)
• Pinworm (parasite)