HZS

HZS may refer to:

Antwerp Maritime Academy (Dutch: {{lang|nl|Hogere Zeevaartschool Antwerpen}})
Henry Z. Steinway (1915–2008), American piano maker
Honolulu Zoo Society
Ice Hockey Federation of Slovenia (Slovene: {{lang|sl|Hokejska zveza Slovenije}})
Mountain Rescue Service (Slovakia) (Slovak: {{lang|sk|Horská záchranná služb}})
Hangzhou Spark Team in the Overwatch League