Constans (disambiguation)

Constans may refer to:

• Constans (c. 320–350), Roman Emperor
• Constans II (630–668), Emperor of the Byzantine Empire
• Constans II (son of Constantine III) (died 411), co-emperor of the Western Roman Empire
• Constans Lundquist (1891–1950), Swedish diplomat
• Constans (consul 414), Magister militum per Thracias and consul in 414.
• The Constant Factor, aka Constans, a 1980 Polish film
• The CONSTANS transcription factor, part of a florigen-producing pathway in flowering plants