Crimson tip may refer to

• Colotis danae, a butterfly endemic to Africa, the Arabian Peninsula, and India
• Colotis hetaera, a butterfly endemic to Kenya and Tanzania

• Special prosecutor
• Special Protection Area
• Special Protection Group
• Special-purpose districts
• Special Purpose Entity
• Special-purpose entity
• Special purpose file system
• Special purpose file systems
• Special Purpose Individual Weapon
• Special-purpose local-option sales tax
• Special Purpose Receiver
• Special Purpose Receiver (SPR)
• Special purposes entities
• Special purpose vehicle
• Special Rapporteur for Freedom of Expression
• Special reaction team
• Special Recconaisance Regiment
• Special Reconnaissance Regiment
• Special Region of Yogyakarta
• Special Relationship
• Special relativity
• Specialrelativity
• Special Relativity
• Special Report on Emissions Scenarios
• Special Republican Guard