1. In music

DIN or Din or din can have several meanings:

• Din (Arabic), an Arabic term meaning "religion" or "way of life"
• Din (name)
• Din (Kabbalah), one of the ten aspects of the Ein Sof in Kabbalah (more commonly known as "Gevurah")
• Nakam, a Jewish group that attempted to get revenge for the Holocaust (officially known by the Hebrew acronym DIN for {{lang|he|Dam Yisrael Noter}}, "the blood of Israel avenges")
• Deutsches Institut für Normung (DIN), German Institute for Standardization
  • List of DIN standards
• Din, Iran
• Drug Identification Number - a unique number given to all drugs sold in Canada.
• Din (The Legend of Zelda), a goddess in The Legend of Zelda series of video games
• Serbian dinar, a local abbreviation
• ISO 639 code for the Dinka language
• Din News, Pakistani 24-hour news channel
• DIN connector, a set of electrical connector standards

In music

• Din, a member of the Harvard Din and Tonics
• Din, an alias used by electronic music producer J.C. Cutz
• Din, the band on Guitar Hero that did the song Fly on the Wall as a bonus track
• Din (din is noise), a free software musical instrument & audio synthesizer
• Din, a song by Therion from the album Sitra Ahra

• Margaret Weis Productions, Ltd
• Margaret Wemyss
• Margaret West Kinney
• Margaret Weycherle
• Margaret Wheeler
• Margaret Wheeler, Baroness Wheeler
• Margaret White
• Margaret Whiting Sings the Jerome Kern Songbook
• Margaret Wigiser
• Margaret Wileman
• Margaret Wilkins
• Margaret Wilks
• Margaret Williams
• Margaret Windsor
• Margaret Winteringham
• Margaret Witter Fuller
• Margaret Wodehouse
• Margaret Woodbridge
• Margaret Woodbury Strong
• Margaret Woodbury Strong Museum
• Margaret Workman (Canadian politician)
• Margaret Wotton
• Margaret Wotton, Marchioness of Dorset
• Margaret Wright
• Margaret Wright (computer scientist)