Bailen may refer to:
People
Nick Bailen (born 1989), American-Belarusian ice hockey defensemen
Places Bailén, a town in Jaén, Spain Battle of Bailén, 1808 Bailén (Vino de la Tierra), a Spanish geographical indication for Vino de la Tierra wines located in the autonomous region of Andalusia General Emilio Aguinaldo, Cavite, a municipality in the Philippines, which was formerly and still commonly known as Bailen Bailén (Metrovalencia), a metro station in Valencia
Other Bailen (band), American rock band Battle of Bailén of 1808
See also Bailén-Miraflores, one of the 11 districts of the city of Málaga, Spain