Datto can refer to:

• Datto, Arkansas
• Datu, a title which denotes the rulers of numerous indigenous peoples throughout the Philippine archipelago
• Dattus ({{floruit|1009-1020}}) a Lombard leader from Bari
• Datto (company), tech company

• Maze war
• Maze-war
• Mazewar
• Maze wars
• Mazey day
• Mazgaon
• Mazhab
• Mazhar
• Mazhar Alanson
• Ma Zhiyuan
• Ma Zhong
• Mazicon
• Mazie Hirono
• Mazie K. Hirono
• Mazie, OK
• Mazie, Oklahoma
• Mazinaw Lake
• Mazinger
• Mazingira Green Party
• Mazingira Green Party of Kenya
• 'Mazing Man
• Mazinkaiser
• Maziora
• Mazkeret Batya
• Mazo