Alef or aleph is the first letter of the Semitic abjads.

Alef may also refer to:

• Alef Poh-ji (born 1987), Thai football player
• Alef (footballer, born 1993), Alef Vieira Santos, Brazilian football centre-back
• Alef (footballer, born 1995), Alef dos Santos Saldanha, Brazilian football midfielder
• Abba Alef, one of the Nine Saints of Ethiopia
• Alef, (perhaps semi-legendary) 11th-century last king of Dumnonia

• Alef (programming language)
• Alef Aeronautics (flying car company)
• Alef Bank, a bank in Russia
• Degania Alef, a kibbutz in northern Israel
• HAT-P-9b or Alef, an exoplanet
• Liga Alef, the third tier of the Israeli football league
• Masada: Alef, sometimes simply Alef, album by John Zorn
• Alef. taxonomic author abbreviation in botany for Friedrich Alefeld

• Aleph (disambiguation)

This disambiguation page lists articles associated with the title Alef.
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