| Ajit Singh Rathore | |
|---|---|
| Maharaja of Marwar | |
 | |
| Ruler of Marwar | |
| Tenure | 19 February 1679 – 24 June 1724 |
| Predecessor | Maharaja Jaswant Singh |
| Successor | Maharaja Abhai Singh |
| Born | c. 1679 Lahore |
| Died | 24 June 1724 (aged 44–45) Meherangarh, Jodhpur |
| Issue | Abhai Singh Bakht Singh Indira Kanwar |
| Dynasty | House of Rathore |
| Father | Maharaja Jaswant Singh Rathore |
| Mother | Rani Jadav Jaskumvar |
| Religion | Hinduism |
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Ajit Singh Rathore (c. 1679 – 24 June 1724) was the ruler of Marwar region in the present-day Rajasthan and the son of Jaswant Singh Rathore.