The phalanx is a rectangular mass military formation.
Phalanx may also refer to:
Military
- Phalanx CIWS, a U.S. Navy defense system to protect against an anti-ship missile
- Royal Phalanx, a special military unit formed of veterans of the Greek War of Independence
Politics
Places
Arts and literature
- ', a 2020 science fiction horror novel by Scott Sigler
- Phalanx (art group), an artistic movement formed in Munich in 1901
- Phalanx (comics), a species of villainous mechanical aliens in Marvel Comics
- The Phalanx, a Fourierist journal
- Phalanx, a journal published by the Military Operations Research Society
- Phalanx, the name of the false zombie proof drug in the novel by Max Brooks, World War Z
- The Phalanx Nations, a terrorist organization in the young adult novel, The Prophet of Yonwood
- Phalanx, a 2012 Warhammer 40,000 novel
Music
- Phalanx (album), a 1983 live album by Australian surf rock band, Australian Crawl
- Phalanx, a trance music group formed by Dennis Gertner, DJ Manian, and Manuel Schleis
- Phalanx (band), a jazz music group
Medicine
Video games
- The fictional secret anti-alien invasion force the player commands in the fanmade game, an open-source project in the X-COM tradition.
- Phalanx (video game), a Super NES and Game Boy Advance video game.
- The 13th Colossus from the video game Shadow of the Colossus.
- The first Demon (boss) in the PS3 game Demon's Souls.
- The nemesis of the protagonist in the Super NES game Demon's Crest.
- A Cabal enemy type from the video game Destiny.
- The standard ancient defensive unit in the Civilization series.
Other uses