Sajjan Singh of Udaipur
| HH Maharana Sir Sajjan Singh | |
|---|---|
| Maharana of Mewar Hindua Suraj  | |
Maharana Sajjan Singh shoots at an apple  | |
| Maharana of Udaipur | |
| Reign | 1874–84 | 
| Predecessor | Shambhu Singh | 
| Successor | Fateh Singh | 
| Born | 18 July 1859 | 
| Died | 23 December 1884 (aged 25) | 
| Spouse | HH Maharaniji Sa Rathorji Shri Takht Kanwarji Saheba of Idar State
 HH Maharaniji Sa Rathorji Kishansinghot of Kishangarh State HH Maharaniji Sa Rathorji Shri Kesar Kanwarji Saheba of Idar State | 
| Issue | Maharajkumarji Surya Singh (died infant) by the 3rd Maharani | 
| House | Ranawat-Sisodia | 
| Father | Maharaj Shakti Singh of Bagore | 
| Mother | Rathorji (Kishansinghot) Roop Kanwarji Maji Saheba d.of Raja Shardul Singh of Gangwana in Kishangarh State | 
| Sisodia Rajputs of Mewar II (1326–1971)  | 
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Colonel HH Maharajadhiraj Maharana Sir Sajjan Singh GCSI (18 July 1859 – 23 December 1884), was the Sisodia Rajput ruler of the Princely State of Udaipur (r. 1874 – 1884). He was a son of Maharaj Shakti Singh of Bagore and was adopted by his childless first cousin Maharana Shambhu Singh whom he succeeded in the year 1874. He adopted Fateh Singh a descendant of Maharana Sangram Singh II from the Shivrati branch of the family.