Nuun Ujol Chaak
| Nuun Ujol Chaak | |
|---|---|
| Ajaw | |
| King of Tikal | |
| Reign | before 657-c.679 |
| Predecessor | 24th Ruler |
| Successor | Jasaw Chan Kʼawiil I |
| Born | before 657 Tikal |
| Died | c. 679 Tikal |
| Spouse | Lady Jaguar Seat |
| Issue | Jasaw Chan Kʼawiil I |
| Father | Kʼinich Muwaan Jol II |
| Religion | Maya religion |
| Signature | |
Nuun Ujol Chaak also known as Shield Skull and Nun Bak Chak (born before 657 – c. 679), was an ajaw of the major Maya city of Tikal. He took the throne before 657 and reigned probably until his death.