FW may stand for:

• Fates Warning, an American progressive metal band
• Frei.Wild, a German-language rock band from Brixen, Italy
• Fair Warning (Van Halen album), an album by hard rock band, Van Halen
• Fairy Wars, the 12.8th game in the Touhou Project series
• Fish Wrangler, a Facebook game

• FatWire, a vendor of content management system
• Focke-Wulf, a German aircraft manufacturer
• F+W, a media and e-commerce company

• FatWire, a vendor of content management system
• Firewall (computing), a security device in computer networks
• FireWire, a high speed serial interface standard
• Adobe Fireworks, a graphics editing program
• Firmware, software that is embedded in a hardware device
• Email forwarding, in email subject lines ("Fwd" is sometimes used as well)
• FrostWire, a P2P client

• Fort Worth, Texas
• Fort Wayne, Indiana
• Federal Way, Washington

• Faceoffs Won, in ice hockey
• Flash Wolves, a Taiwanese esports team
• Forward (association football), a position in association football (soccer)

• F. W. de Klerk (1936–2021), President of South Africa
• Fashion week, an annual event in the fashion industry
• Feldwebel, a German military rank
• Fighter aircraft wing, in the United States Air Force
• Fireworks
• First wall, in nuclear fusion
• Formula Weight, the molecular weight of an organic chemical in daltons
• Free Voters, a German association of persons participating in an election without being a registered political party
• Ibex Airlines IATA Airlines Code
• Fairy Wars, Touhou 12.8

• All pages with titles beginning with FW
• All pages with titles containing FW
• All pages with titles beginning with fw
• WF (disambiguation)
• F (disambiguation)
• W (disambiguation)
• FVV (disambiguation)