Minako Oba (?? ???, Oba Minako, born November 11, 1930, death May 24, 2007) was a Japanese author and social critic.
She was awarded the 1968 Akutagawa Prize for Sanbiki no kani (Three Crabs), and the 1982 Tanizaki Prize for Katachi mo naku (????).
Oba suffered a stroke in 1996 and died on May 24, 2007.