UL or Ul may refer to:
Ulysses Simpson Grant (born Hiram Ulysses Grant; April 27, 1822 – July 23, 1885) was the 18th President of the United States (1869–77).
Ultraviolet (UV) is an electromagnetic radiation with a wavelength from 10 nm (30 PHz) to 400 nm (750 THz), shorter than that of visible light but longer than X-rays.
Ultra-high-definition television (also known as Ultra HD television, Ultra HD, UHDTV, UHD and Super Hi-Vision) today includes 4K UHD and 8K UHD, which are two digital video formats that were first proposed by NHK Science & Technology Research Laboratories and later defined and approved by the International Telecommunication Union (ITU).
The Ultimate Fighting Championship (UFC) is an American mixed martial arts promotion company, a subsidiary of the parent company William Morris Endeavor, based in Las Vegas, Nevada.
Ulaanbaatar, formerly anglicised as Ulan Bator /ˌuːlɑːn ˈbɑːtər/ (Mongolian: Улаанбаатар, [ʊɮɑːm.bɑːtʰɑ̆r], Ulaγanbaγatur, literally "Red Hero") is Mongolia's capital and largest city.
Ultrasound is sound waves with frequencies higher than the upper audible limit of human hearing. Ultrasound is no different from 'normal' (audible) sound in its physical properties, except in that humans cannot hear it.
Ultima is a series of open world fantasy role-playing video games from Origin Systems, Inc. Ultima was created by Richard Garriott.
Ulster (/ˈʌlstər/; Irish: Ulaidh pronounced [ˈul̪ˠəi] or Cúige Uladh pronounced [ˈkuːɟə ˈul̪ˠə], Ulster Scots: Ulstèr or Ulster) is a province in the north of the island of Ireland.
Ultimate, originally known as ultimate frisbee, is a non-contact team sport originally played by players with a flying disc (frisbee).