Lumen (unit), the SI unit of luminous fluxLumen (anatomy), the cavity or channel within a tubular structureLumen (band), a Russian rock bandLumen (branding agency), a design and branding company headquartered in Milan, ItalyThe Lumen (Cleveland), a skyscraper in downtown ClevelandLumen (website), a database of Digital Millennium Copyright Act takedown requests141 Lumen, an asteroidLumen Martin Winter (1908–1982), American artistLumen Pierce, a fictional character in the television series DexterLumen Technologies, telecommunications company formerly known as CenturyLinkUSS Lumen (AKA-30), a US Navy shipLumen, a dating app owned by MagicLab reference
