1. Currency

2. Science and technology

3. Others

Leu may refer to:

Currency

• Moldovan leu, the monetary unit of Moldova
• Romanian leu, the monetary unit of Romania

Science and technology

• Low-enriched uranium, uranium that is enriched but to less than 20% U-235
• Leu, abbreviation for Leucine, an amino acid
• Lineside Electronics Unit, a component of the European Train Control System

Others

• LEU, IATA code for Andorra–La Seu d'Urgell Airport in Spain
• Leu, Dolj, a commune in Dolj County, Romania
• London Ecology Unit, a former body (1986-2000) which advised London boroughs on environmental matters
• Leu, archaic term for Wolves in heraldry
• Free and Equal (LeU - Liberi e Uguali), a political alliance in Italy

• Cyclone Rona–Frank
• Cyclone Rosie
• Cyclone Rosie (2008)
• Cyclone Ryan
• CyClones
• Cyclone Selma
• Cyclone (separator)
• Cyclone separator
• Cyclones of Chittagong
• Cyclone Storm Bijli
• Cyclone Studios (3DO)
• Cyclone Tam
• Cyclone Tasha
• Cyclone Temple
• Cyclone Tina
• Cyclone Tomas
• Cyclone Tomas (2010)
• Cyclone Trina
• Cyclone Tui
• Cyclone Ului
• Cyclone Upia
• Cyclone Urmil
• Cyclone Vaianu (2006)
• Cyclone Val
• Cyclone Vania