Hass

Hass may refer to:


 * Hass (Ottoman)
 * Hass (surname)
 * Hass (town), a town in Syria
 * Hass avocado, a type of avocado named after its cultivator, Rudolph Hass
 * Hass Petroleum, an investment company
 * Humanities, arts, and social sciences
 * Home Assistant, the home automation software