Hasl

Hasl or HASL may refer to:

People

 * Drago Hasl, originator of the Slovenian carnival Kurentovanje
 * Jožef Hasl (1733-1804), Slovenian Jesuit priest, devotional writer and translator

Other

 * Hot air solder leveling
 * Historical Advanced Squad Leader module
 * Health and Safety Laboratory, see Environmental Measurements Laboratory
 * ICAO code of Shilavo Airport