Caligari may refer to:

• Dr. Caligari, a major character in the 1920 film The Cabinet of Dr. Caligari
• Caligari Corporation, an American software company acquired by Microsoft
• "Caligari's Mirror", a song from the album Dub Housing by the American music group Pere Ubu
• John Caligari (born 1960), a lieutenant general in the Australian Army
• Caligari Carnival, the setting of the ninth book of A Series of Unfortunate Events
• Cali Gari, a Japanese rock band

• Calegari
• Cagliari
• Caligaris, a surname