Category:Years of the 20th century in Oklahoma

0–9

• 1901 in Indian Territory (1 C, 1 P)
• 1901 in Oklahoma Territory (2 C, 1 P)
• 1902 in Indian Territory (1 C, 2 P)
• 1902 in Oklahoma Territory (3 C)
• 1903 in Indian Territory (1 C)
• 1903 in Oklahoma Territory (2 C)
• 1904 in Indian Territory (1 C)
• 1904 in Oklahoma Territory (3 C)
• 1905 in Indian Territory (1 C, 2 P)
• 1905 in Oklahoma Territory (2 C, 3 P)
• 1906 in Indian Territory (2 C)
• 1906 in Oklahoma Territory (4 C, 1 P)
• 1907 in Oklahoma (4 C, 2 P)
• 1908 in Oklahoma (3 C, 2 P)
• 1909 in Oklahoma (3 C, 2 P)
• 1910 in Oklahoma (4 C, 2 P)
• 1911 in Oklahoma (3 C, 4 P)
• 1912 in Oklahoma (4 C, 3 P)
• 1913 in Oklahoma (4 C, 1 P)
• 1914 in Oklahoma (3 C, 2 P)
• 1915 in Oklahoma (2 C, 1 P)
• 1916 in Oklahoma (3 C, 1 P)
• 1917 in Oklahoma (3 C, 4 P)
• 1918 in Oklahoma (4 C, 3 P)
• 1919 in Oklahoma (3 C, 1 P)
• 1920 in Oklahoma (4 C, 1 P)
• 1921 in Oklahoma (4 C, 3 P)
• 1922 in Oklahoma (4 C, 2 P)
• 1923 in Oklahoma (2 C, 1 P)
• 1924 in Oklahoma (4 C, 2 P)
• 1925 in Oklahoma (3 C, 1 P)
• 1926 in Oklahoma (4 C, 2 P)
• 1927 in Oklahoma (2 C, 2 P)
• 1928 in Oklahoma (3 C, 1 P)
• 1929 in Oklahoma (2 C, 1 P)
• 1930 in Oklahoma (4 C, 3 P)
• 1931 in Oklahoma (3 C, 2 P)
• 1932 in Oklahoma (4 C, 1 P)
• 1933 in Oklahoma (3 C, 1 P)
• 1934 in Oklahoma (4 C, 2 P)
• 1935 in Oklahoma (2 C, 1 P)
• 1936 in Oklahoma (4 C, 3 P)
• 1937 in Oklahoma (3 C, 1 P)
• 1938 in Oklahoma (4 C, 2 P)
• 1939 in Oklahoma (2 C, 1 P)
• 1940 in Oklahoma (3 C, 1 P)
• 1941 in Oklahoma (3 C, 1 P)
• 1942 in Oklahoma (4 C, 3 P)
• 1943 in Oklahoma (3 C, 2 P)
• 1944 in Oklahoma (4 C, 1 P)
• 1945 in Oklahoma (3 C, 2 P)
• 1946 in Oklahoma (3 C, 2 P)
• 1947 in Oklahoma (2 C, 2 P)
• 1948 in Oklahoma (4 C, 3 P)
• 1949 in Oklahoma (3 C, 3 P)
• 1950 in Oklahoma (4 C, 4 P)
• 1951 in Oklahoma (3 C, 1 P)
• 1952 in Oklahoma (4 C, 2 P)
• 1953 in Oklahoma (2 C, 2 P)
• 1954 in Oklahoma (4 C, 3 P)
• 1955 in Oklahoma (3 C, 1 P)
• 1956 in Oklahoma (3 C, 1 P)
• 1957 in Oklahoma (3 C, 1 P)
• 1958 in Oklahoma (4 C, 3 P)
• 1959 in Oklahoma (3 C, 1 P)
• 1960 in Oklahoma (4 C, 2 P)
• 1961 in Oklahoma (3 C, 2 P)
• 1962 in Oklahoma (3 C, 4 P)
• 1963 in Oklahoma (2 C, 1 P)
• 1964 in Oklahoma (4 C, 2 P)
• 1965 in Oklahoma (3 C, 2 P)
• 1966 in Oklahoma (4 C, 3 P)
• 1967 in Oklahoma (3 C, 1 P)
• 1968 in Oklahoma (4 C, 1 P)
• 1969 in Oklahoma (3 C, 1 P)
• 1970 in Oklahoma (3 C, 3 P)
• 1971 in Oklahoma (2 C, 1 P)
• 1972 in Oklahoma (4 C, 1 P)
• 1973 in Oklahoma (2 C, 1 P)
• 1974 in Oklahoma (3 C, 3 P)
• 1975 in Oklahoma (2 C, 1 P)
• 1976 in Oklahoma (4 C, 2 P)
• 1977 in Oklahoma (3 C, 4 P)
• 1978 in Oklahoma (4 C, 2 P)
• 1979 in Oklahoma (3 C, 2 P)
• 1980 in Oklahoma (4 C, 2 P)
• 1981 in Oklahoma (3 C, 2 P)
• 1982 in Oklahoma (4 C, 5 P)
• 1983 in Oklahoma (2 C, 1 P)
• 1984 in Oklahoma (4 C, 3 P)
• 1985 in Oklahoma (3 C, 5 P)
• 1986 in Oklahoma (4 C, 5 P)
• 1987 in Oklahoma (2 C, 2 P)
• 1988 in Oklahoma (4 C, 1 P)
• 1989 in Oklahoma (2 C, 1 P)
• 1990 in Oklahoma (3 C, 2 P)
• 1991 in Oklahoma (2 C, 1 P)
• 1992 in Oklahoma (4 C, 2 P)
• 1993 in Oklahoma (3 C, 3 P)
• 1994 in Oklahoma (3 C, 2 P)
• 1995 in Oklahoma (4 C, 5 P)
• 1996 in Oklahoma (4 C, 2 P)
• 1997 in Oklahoma (2 C, 2 P)
• 1998 in Oklahoma (4 C, 6 P)
• 1999 in Oklahoma (2 C, 5 P, 1 F)
• 2000 in Oklahoma (4 C, 1 P)