Calpac may refer to:

• CalPac, a former division of Mesa Airlines
• calpack, a high-crowned cap (also calpac, kalpac, or kalpack, from the Turkish kalpak)

• Charlie Hardcastle
• Charlie Hartley (cricketer)
• Charlie Hartley (cricketer, born 1873)
• Charlie Hartley (cricketer, born 1994)
• Charlie Havens
• Charlie Hawtrey
• Charlie Hayes (actor)
• Charlie Hayes (actress)
• Charlie H. Brown
• Charlie H. Cameron
• Charlie Healy (disambiguation)
• Charlie Heat
• Charlie Heather (Levellers)
• Charlie Heaton
• Charliehebdo.fr
• Charlie Hedström
• Charlie Helpinstill
• Charlie Hemphrey
• Charlie Henderson
• Charlie Henry (basketball, born 1985)
• Charlie Hides
• Charlie hides
• Charlie Hides TV
• Charlie Hill (boxer)
• Charlie Hill (footballer)