| Ahmad Tajuddin Halim Shah I | |
|---|---|
| Sultan of Kedah | |
| Reign | 1706–1709 |
| Predecessor | Abdullah Mu'adzam Shah |
| Successor | Muhammad Jiwa Zainal Adilin Mu'adzam Shah II |
| Died | 1709 |
| House | Kedah |
| Religion | Sunni Islam |
Sultan Ahmad Tajuddin Halim Shah I (died 1709) was the 18th Sultan of Kedah. His reign was from 1706 to 1709.