KS and variants may refer to:
Kašov (Hungarian: Kásó) is a village and municipality in the Trebišov District in the Košice Region of south-eastern Slovakia.
In historical records the village was first mentioned in 1298.
The village lies at an altitude of 159 metres and covers an area of 8.88 km². It has a population of 275 people.
The village is almost entirely Slovak in ethnicity.
The village has a public library and a football pitch.
The records for genealogical research are available at the state archive "Statny Archiv in Kosice, Slovakia"
Kos, meaning "blackbird", is a Slavic surname very common in Slovenia. It is the 10th most common surname in Slovenia. Unlike many other Slovene surnames, Kos is found throughout the country, although it's more common in the central and eastern regions than in the west.
It can refer to: