Drienov (Hungarian: Somos) is a village and municipality in the Prešov District in the Prešov Region of eastern Slovakia.

The village was first mentioned in historical records in 1284.

The municipality lies at an elevation of 226 metres (741 ft) and covers an area of about 20.26 km (7.82 sq mi) (2020-06-30/-07-01).

It has a population of about 2,254 people (2020-12-31).

• Peter and Ivanka († 1285/1287) Aba – noblemen and warriors against the second Mongol invasion into Hungary (1285 - 1287)
• Jolana Kirczová (* 1909 – † 1936) – art ceramic works
• Albín Korem (* 1941 – † 2006) – writer

The records for genealogical research are available at the state archive "Statny Archiv in Kosice, Presov, Slovakia"

• Roman Catholic church records (births/marriages/deaths): 1743–1895 (parish A)
• Greek Catholic church records (births/marriages/deaths): 1773–1895 (parish B)
• Lutheran church records (births/marriages/deaths): 1787–1895 (parish B)

• List of municipalities and towns in Slovakia

• Media related to Drienov at Wikimedia Commons
• Official website
• https://web.archive.org/web/20071116010355/http://www.statistics.sk/mosmis/eng/run.html
• Surnames of living people in Drienov

48°52′N 21°16′E / 48.867°N 21.267°E / 48.867; 21.267