Forsythe may refer to:

• Forsythe (surname), including a list of people with the name
• Forsythe Technology, Inc., an American business
• Edwin B. Forsythe National Wildlife Refuge, a United States conservation area
• Forsythe Championship Racing, a racing team
• Forsythe (programming language), a programming language by John C. Reynolds based on ALGOL 60
• Forsythe Pendleton Jones, in the Archie comics, the formal name for Jughead Jones

• Forsyte (disambiguation)
• Forsyth (disambiguation)