Adrian Empremiado Cristobal Sr. (February 20, 1932 – December 22, 2007) was a Filipino writer who frequently touched on political and historical themes.

Upon his death from lung cancer on December 22, 2007, a Resolution was proposed in the Philippine Senate[1] citing Cristobal as "a prolific journalist, a political satirist, a historical writer and lecturer, a well-respected columnist, a brilliant fictionist and essayist, a creative playwright, a literary genius and a hardworking publisher.

By age 15, he had won literary prizes for his fiction, and by 17, his byline was appearing in the pages of the country's leading newspapers such as the Manila Chronicle.

[3] His daughter Celina, was publisher and editor-in-chief of a socio-political magazine, The Review, in the late 1970s and was later lifestyle editor of the Manila Chronicle in the 1990s.

[citation needed] In 2005, Cristobal's son, Adrian Jr., was appointed by President Gloria Macapagal Arroyo as the Director-General of the Intellectual Property Office of the Philippines.