| Tajlu Khanum | |
|---|---|
| Principal consort of the Safavid Shah | |
| Tenure | 1504–1524 |
| Successor | Sultanum Begum |
| Born | c. 1485 |
| Died | 1540 (aged 54–55) Shiraz |
| Burial | |
| Spouse | Ismail I |
| Issue | Tahmasp I Bahram Mirza Safavi Parikhan Khanum Mahinbanu Khanum |
| Tribe | Mawsillu |
| Father | Mihmad beg Mawsillu |
Tajlu Khanum (Persian: تاجلو خانم) or Tajli Begum (تاجلی بیگم), also known by her title of Shah-Begi Khanum (شاه بگی خانم), was a Turkoman princess from the Mawsillu tribe and mother of Tahmasp I.