Rajinder Singh may refer to:Maharaja Rajinder Singh of Patiala (1872–1900) Rajinder Singh (brigadier) (1899–1947), Maha Vir Chakra recipient, Jammu and Kashmir State Forces Rajinder Singh (cricketer), Indian cricketer Rajinder Singh, British Indian health and fitness personality Rajinder Singh, Indian spiritual teacher Rajinder Singh (wrestler), Indian former wrestler Rajinder Singh Sr., Indian field hockey player and coach Rajinder Singh Jr., Indian field hockey player Rajinder Singh, Indian player who made his debut in 2024