CR9

CR9 may refer to:

• CR9, a postcode district in the CR postcode area
• Cristiano Ronaldo, Portuguese footballer who is currently playing at Al Nassr FC, referencing his first season at Real Madrid.
• The CRJ-900, a regional airliner based on the successful Bombardier CRJ200
• County Route 9 (Suffolk County, New York), a road in Huntington, New York, United States
• Serangoon North MRT station, Singapore, MRT station code