Martius

Martius may refer to:
 * Martius (month) the month of March on the ancient Roman calendar
 * Campus Martius, the "Field of Mars" in ancient Rome
 * Telo Martius, an ancient name for Toulon, France

People

 * Carl Friedrich Philipp von Martius (1794–1868), German botanist
 * Hedwig Conrad-Martius (1888–1966), German phenomenologist
 * Carl Alexander von Martius (1838–1920), German chemist, company founder and entrepreneur

Other uses

 * Dryocopus martius, the black woodpecker
 * Martius yellow, a chemical compound and dye
 * Trachycarpus martianus, also known as Martius' fan palm
 * Hofmann-Martius rearrangement, in chemistry