Guadalcanal is an island in the Solomon Islands

Guadalcanal may also refer to:

Places Guadalcanal, Seville, a town in Andalusia in Spain Guadalcanal Province, a province in the Solomon Islands

Military terms

Guadalcanal campaign, a World War II military campaign fought on and around Guadalcanal USS Guadalcanal (CVE-60), a World War II escort carrier USS Guadalcanal (LPH-7), an amphibious assault ship Guadalcanal (1992 game), a board wargame by Avalon Hill