Ram Singh may refer to:
- Ram Singh I (died 1688), Maharaja of Jaipur
- Ram Singh of Marwar (1730–1772), Raja of Marwar Kingdom
- Ram Singh II (1835–1880), Maharaja of Jaipur
- Ram Singh Kuka (1816–1885), Sikh religious leader
- Ram Singh (architect) (Bhai Ram Singh), Punjab architect, active from 1870s
- Ram Singh of Bharatpur (1873–1929), Maharaja of princely state Bharatpur
- Ram Singh of Dholpur (1883–1911), Jat ruler of Dholpur
- Ram Singh (Fiji), early 20th-century Fiji Indian businessman
- Ram Singh (cricketer), Indian cricketer who played for Gwalior in 1940s
- Ram Badan Singh, Indian agricultural scientist
- Ram Raja Prasad Singh (1936–2012), Nepalese politician
- Ram Singh (murderer), one of the rapists and murderers of the 2012 Delhi gang rape and murder
- Ram Singh, character in Class