Agatho may refer to:

• Pope Agatho, a pope of the Catholic Church
• Pope Agatho of Alexandria, Pope of Alexandria and Patriarch of the See of St. Mark
• Agatho, the martyred son of Hor and Susia

This page or section lists people with the given name Agatho. If an internal link for a specific person referred you to this page, you may wish to add the surname to that link.