Antis may refer to:

• Antis (band), a Lithuanian postmodernist rock band
• Antis (dog), a dog that received the Dickin medal for bravery during World War II
• Antis Township, Blair County, Pennsylvania
• In antis, an architectural term for columns or pillars on the side of a door or window that are not detached from the main structure.
• Abbreviation for "anti-shippers" within online shipping discourse.
• Antis, an Indonesian home and cleaner products company.