Shahidullah Kaiser (16 February 1927 – disappeared on 14 December 1971) was a prominent Bangladeshi novelist, journalist, and political activist. Born in Majupur village in Feni district, Kaiser studied economics and was deeply involved in political and cultural movements from his student days, including participation in the 1952 Language Movement. He worked as a journalist, notably at The Sangbad, where he was associate editor, and was frequently imprisoned due to his political activism and opposition to military regimes.​

Kaiser’s literary works are widely acclaimed, blending rich narratives with social and political themes. Some of his notable novels include Sareng Bou (“The Captain’s Wife”, 1962), Songsoptok (“The Indomitable Soldiers”, 1971), Rajbandir Rojnamacha (“The Diary of a Political Prisoner”, 1962), and Peshwar Theke Tashkhand (1966). His works highlight the struggles and resilience of the Bengali people and often reflect the societal challenges of his times. For his significant contribution to Bengali literature, he received the Bangla Academy Literary Award in 1969, the Adamjee Literary Award in 1962, and posthumously, the Ekushey Padak in 1983 and Independence Day Award in 1998.