Radhu Karmakar (Hindi: राधू करमाकर; 1919 - October 5, 1993) was a noted Indian cinematographer and director in Hindi cinema from the 1940s to 1990s. He worked extensively with director-actor Raj Kapoor's film and his R. K. Studio. Starting with Awaara (1951), he shot all of his subsequent films for four decades, till his last, Ram Teri Ganga Maili (1985).
He even directed a film, Jis Desh Men Ganga Behti Hai (1960) which was produced by Raj Kapoor, and with Kapoor himself and Padmini as leads. The film won Filmfare Award for Best Film while Karmakar won a nomination for Best Director Award at the 9th Filmfare Awards. At the 8th National Film Awards the film also won Certificate of Merit in the Best Feature Film in Hindi category.
At the 18th National Film Awards, he won the award for National Film Award for Best Cinematography for Mera Naam Joker. He won the Filmfare Award for Best Cinematographer four times, Shree 420 (1957), Mera Naam Joker (1972), Satyam Shivam Sundaram (1979) and Henna (1992).