Krishan Niranjan Singh (1 September 1908 – 31 January 2000), known as K. N. Singh in Indian cinema, was a prominent villain and character actor. He appeared in over 200 Hindi films over a long career stretching from 1936 to the late 1980s.
1987
as DBDN's Friend
1987
1982
as Nataraj Seth.
1981
1980
as Judge
1976
as Singh
1975
as Dr. Trivedi
1975
as Rai Bahadur Shrikant Sinha
1975
as #3 Duo
1974
1974
1974
1973
1973
as Mr. Singh 'Uncle'
1973
1972
as Gobindram (Prakash's Father)
1972
1972
1972
as Public Prosecutor Saxena
1971
as Chowdhary
1971
1971
1971
1970
1970
as Inspector Mathur
1970
as Dr. Singh
1969
1969
1969
as Singh
1968
as Singh
1968
1967
as Varuna's father
1967
1966
as Manohar
1966
as Balbadra SIngh
1966
as Prosecuting Lawyer
1965
1964
as Dr. Singh
1964
as Thakur Dharam Singh
1963
as Dr. Cyclops
1962
1962
1961
1961
as Danial
1961
as Diwan Hukumat Rai
1961
1960
as Motilal / CID Police Inspector
1960
1960
1959
1958
as Pyarelal
1958
as Raja Hardayal Singh
1957
1957
as Thakur Maan Singh
1956
as SP Mathur
1956
as Karodi Lal
1956
1955
1955
1955
as Seth Karamchand
1954
as Dozila
1953
1953
as Madho
1953
as General Barborosa
1952
1952
as Carlos
1952
as Kuber Das
1951
as Jagga
1951
1951
as Rajani's Father
1951
as Malik
1951
1951
1951
as Advocate-Sadhna's Father
1950
1950
1949
as Kishan's Father
1949
as Bholu
1947
1945
as Jai Singh
1944
1943
1941
as Raja Ambhi