Ul (lowercase-L) may refer to:

  • Ul (mythology), a lunar deity in Vanuatuan mythology
  • Ul (Portugal), a Portuguese freguesia in the Oliveira de Azemeis municipality
  • 3271 Ul, an asteroid

UL may also refer to:

  • Ukrainian language, the official state language of Ukraine and the principal language of the Ukrainians.
  • Ukrainian literature, the literature written in the Ukrainian language.
  • UL (safety organization), formerly Underwriters Laboratories, a safety testing and certification organization
  • Union Leader, statewide daily newspaper in New Hampshire.
  • Unilever, a multinational corporation. UL is a stock symbol for Unilever
  • University Library, a library at numerous universities; in particular, Cambridge University Library
  • ul, an HTML element for creating unordered lists
  • µL, (properly written with the Greek letter mu) the standard abbreviation for the microliter, one millionth of a liter (SI unit of volume)
  • UL (The Belgariad), one of the gods in David Eddings' fantasy saga The Belgariad
  • Unlimited liability
  • Uplink, in telecommunication
  • Upload, the transfer of electronic data
  • SriLankan Airlines, via its IATA code
  • Unwritten Law, an alternative rock band from Poway, California
  • Ultralight aviation
  • Ultralight, as in UL-XGA laptop computer screens
  • Upplands Lokaltrafik, a Swedish transport company

In education:

  • Université Laval, Québec, Canada
  • University of Leoben, Austria
  • University of Lethbridge, Alberta, Canada
  • University of Liberia, Monrovia
  • University of Limerick, Ireland
  • University of Lima, Perú
  • University of Linz, Austria
  • University of Lisbon, Portugal
  • University of Limpopo, South Africa
  • University of Lincoln, UK
  • University of Ljubljana, Universitas Labacensis, Slovenia
  • University of London, UK
  • University of Louisiana at Lafayette
  • University of Louisiana at Monroe
  • University of Louisville, Kentucky