Kapu Rajaiah was an Indian painter, and his works have been exhibited all around the world. Through Lalit Kala Academy, his work has been exhibited in Czechoslovakia, Hungary, Romania & Bulgaria in 1956, Australia in 1972, Havana, Cuba & Mexico in 1984-85, London & Seychelles.
His innovative style was an expression of the Telangana region and inspired by Jamini Roy's works. He was famous for the depiction of country life in his paintings.