Valens Acidalius, also known as Valtin Havekenthal (1567 – 25 May 1595) was a German critic and poet writing in the Latin language.Acidalius was born in Wittstock, the son of a Lutheran pastor. He studied at the universities of Rostock, Greifswald and Helmstedt. Even in his early youth, his Latin poems caused a stir. In 1590 he accompanied his friend Daniel Bucretius (Daniel Rindfleisch) to Italy where he published his first literary work, an edition of Velleius Paterculus.