UFL

UFL or ufl may refer to:

Chemistry:
 * Upper flammable limit, the flammability limit describing the richest flammable mixture of a combustible gas

Colleges and universities:
 * University of Florida, a public land-grant, space-grant, research university located in Gainesville, Florida
 * Private University in the Principality of Liechtenstein (Private Universität im Fürstentum Liechtenstein), a private medical school located in Liechtenstein

Electronics:
 * Hirose U.FL, a miniature coaxial RF connector for high-frequency signals manufactured by Hirose Electric Group

Organizations
 * Union des Femmes Luxembourgeoises, Union of Luxembourg Women

Sports:
 * UFL (video game), an upcoming association football simulation video game
 * United Football League (1961–1964), an American football league that operated from 1961 to 1964
 * United Football League (2009–2012), an American football league that operated from 2009 to 2012
 * United Football League (2024), an American football league that began play in 2024, formed from the merger of the USFL with the XFL
 * United Football League (Philippines), an association football league in the Philippines that operated from 2010 to 2016