Abílio Manuel Guerra Junqueiro (, 17 September 1850 – 7 July 1923) was a Portuguese top civil servant, member of the Portuguese House of Representatives, journalist, author, and poet. His work helped inspire the creation of the Portuguese First Republic. Junqueiro wrote highly satiric poems criticizing conservatism, romanticism, and the Church leading up to the Portuguese Revolution of 1910. He was one of Europe's greatest poets. Junqueiro studied law at the University of Coimbra.