Sattiraju Lakshmi Narayana known professionally as Bapu, was an Indian film director, and screenwriter known for his works in Telugu cinema. He was also a music artist, painter, illustrator, cartoonist, and designer. In 2013, he was awarded the Padma Shri, for his contribution to Indian art and cinema. He was born on 15 December 1933 in Narasapuram, Madras Presidency, British India. He graduated as a lawyer from Madras University in 1955. He collaborated with comic writer Mullapudi Venkat Ramana and joined as political cartoonist for Andhra Patrika in 1955. He worked in advertising field till 1960. His paintings are synonymous with a beautiful Lady's figure. Even while painting villainous figures, the beauty and liveliness of his paintings sets him apart from the rest while God gives life to humans but Bapu gives liveliness to his drawings and paintings.

His paintings focus on Hindu mythological characters, and he has painted the Hindu epic Ramayana as a pictorial story. His character portrayals, such as Shiva, Bhima, Duryodhana, look distinctly male with wide chests, large jaws and large biceps; while Krishna and Rama are more feminine in build. Bapu has also introduced a new style of cursive writing in Telugu. The font is his own handwriting and reflects the same simplicity as his art. Bapu's paintings also decorated the cover pages of many magazines in India and Abroad. Telugu Naadi Magazine published from USA for Telugu audience have published Bapu's great paintings. Bapu also later served on their advisory board to guide and have an outstanding content for the magazine that catered to Telugu people. He died on 31 August 2014 in Chennai, Tamil Nadu, India.