Vos or VOS may refer to:
Language VOS, Verb–object–subject, in linguistic typology v.o.s. (), a Czech company designator similar to Inc./LLP/LLC VOS (), a denominación de origen classification for sherries aged more than 20 years Vos (Spanish), a second person singular pronoun used in place of tú in some countries Vos, formal second person pronoun, see T–V distinction
People Vos (surname), a Dutch surname meaning "fox", and a list of people with that name
Media and entertainment Vintage Original Spec, a Gibson-branded method of relic'ing guitars Vos, a 2003 album by Leo García V.O.S (band), a South Korean boy band Vos (Danish band) Voice of the Strait, a Chinese radio station
Science and technology Virtual Operating System, a type of Virtual Machine Hitachi VOS, a mainframe computer operating system by Hitachi Data Systems Stratus VOS, a fault-tolerant computer operating system developed by Stratus Virtual Object System, computer software primarily used for multiuser 3D virtual reality applications Veritas Operations Services, a web-based suite of services Voluntary observing ship program, a system for weather reporting from the ocean surface Volatile organic solvents
See also Mirari Vos, a papal encyclical issued by Gregory XVI