13th ajaw or ruler of the powerful Maya polity associated with the site of Copán
665 CE
to 738 CE
Uxaclajuun Ub'aah K'awiil (also known by the appellation "18-Rabbit" or "Eighteen Rabbit"), is the 13th ajaw or ruler of the powerful Maya polity associated with the site of Copán in modern Honduras (its Classic Maya name was probably Oxwitik).