J5, J 5, J05 or J-5 may refer to:

• Fender J5 Telecaster, a custom guitar model made by Fender for John 5
• ATC code J05 Antivirals for systemic use, a subgroup of the Anatomical Therapeutic Chemical Classification System
• County Route J5 (California), a County route in San Joaquin County, California
• GSR Class J5, a 1921 Irish 0-6-0 steam locomotives class
• HMAS J5, a 1916 Royal Australian Navy J class submarine
• Junkers J 5, a German Junkers aircraft
• Mazda J5 Engine, a Mazda piston engine
• Piper J-5 'Cub Cruiser', a three-seat aircraft build during the 1940s.
• Shenyang J-5, Chinese version of the MiG-17
• S/2003 J 5, a retrograde irregular satellite of Jupiter

and also:

• The Jackson 5, a Motown R&B/soul act
• Johnny 5, the robotic star of the movies Short Circuit and Short Circuit 2
• Jump5, a dance pop group
• Jurassic 5, a hip hop group
• Ranger (yacht), an America's Cup racing yacht built 1937
• The character J-5 played by Lou Wagner in Lost in Space
• J05: Acute obstructive laryngitis (croup) and epiglottitis ICD-10 code

This disambiguation page lists articles associated with the same title formed as a letter-number combination. If an internal link led you here, you may wish to change the link to point directly to the intended article.