Ratan Singh

Ratan Singh may refer to:


 * Ratnasimha (r. c. 1302-1303 CE), a Guhila ruler of Mewar; known as "Ratan Singh" in vernacular literature
 * Ratan Singh II (died 1531), Maharana of Mewar
 * Ratan Singh of Amber (died 1548), Raja of Amber
 * Ratan Singh Rathore, ruler of Ratlam.
 * Ratan Singh of Bharatpur (r. 1768-1769), a ruler of the Bharatpur princely state
 * Ratan Singh Bhangu, Sikh historian, author of the Panth Prakash.
 * Ratan Singh (Kotma MLA), Indian politician and Member of Madhya Pradesh Legislative Assembly from Kotma constituency
 * Ratan Singh (Bharatpur Member of Parliament), Indian National Congress politician from Rajasthan