Franciscus Irenicus, byname of Franz Friedlieb (1494/1495 – 1553) was a German humanist and historian.
He was born in Ettlingen and died in Gemmingen. As a patriotic humanist he describes Germany in twelve books: Germaniæ exegeseos volumina duodecim a Francisco Irenico Ettelingiaco exarata, which appeared in Hagenau in 1518.