Tajná

{{Infobox settlement

| name = Tajná

| other_name = Tajnasári

| settlement_type = Municipality

| image_skyline = Phoca thumb l jese 2012 - obec 018.jpg

| image_caption = Révay's manor

| image_flag = Tajna-nitra-flag.svg

| image_shield =

| subdivision_type = Country

| subdivision_name = {{SVK}}

| subdivision_type1 = Region

| subdivision_name1 = {{flag|Nitra Region}}

| subdivision_type2 = District

| subdivision_name2 = Nitra District

| pushpin_map = Slovakia Nitra Region#Slovakia

| pushpin_relief = 1

| pushpin_map_caption = Location of Tajná in the Nitra Region##Location of Tajná in Slovakia

| coordinates = {{coord|48.27|N|18.37|E|region:SK|display=inline,title}}

| leader_title = Mayor

| leader_name = Jozef Füle

| leader_party = Independent

| established_title = First mentioned

| established_date = 1075

| area_footnotes = {{Cite web |url=http://datacube.statistics.sk/#!/view/sk/VBD_DEM/om7014rr/v_om7014rr_00_00_00_sk |title=Hustota obyvateľstva - obce [om7014rr_ukaz: Rozloha (Štvorcový meter)] |language=sk |date=2022-03-31 |website=www.statistics.sk |publisher= Statistical Office of the Slovak Republic|access-date=2022-03-31}}

| area_total_km2 = 8.48

| elevation_footnotes = {{Cite web |url=http://datacube.statistics.sk/#!/view/sk/VBD_SK_WIN/om5001rr/v_om5001rr_00_00_00_sk |title=Základná charakteristika |language=sk |date=2015-04-17 |website=www.statistics.sk |publisher= Statistical Office of the Slovak Republic|access-date=2022-03-31}}

| elevation_m = 162

| population_as_of = {{abbr|2021|Population: 2021-12-31. Population density & Total area: 2021-06-30/-07-01. Elevation, Postal code & Area code (last updated): 2015-04-17.}}

| population_footnotes = {{Cite web |url=http://datacube.statistics.sk/#!/view/sk/VBD_DEM/om7101rr/v_om7101rr_00_00_00_sk |title=Počet obyvateľov podľa pohlavia - obce (ročne) |language=sk |date=2022-03-31 |website=www.statistics.sk |publisher= Statistical Office of the Slovak Republic|access-date=2022-03-31}}

| population_total = 284

| timezone1 = CET

| utc_offset1 = +1

| timezone1_DST = CEST

| utc_offset1_DST = +2

| postal_code_type = Postal code

| postal_code = 952 01

| area_code = +421 37

| blank_name = Car plate

| blank_info = NR

| website = {{URL|https://www.tajna.sk/}}

}}

Tajná ({{langx|hu|Tajnasári}}) is a village and municipality in the Nitra District in western central Slovakia, in the Nitra Region.{{Cite web|url=http://en.e-obce.sk/obec/tajna/tajna.html|title=Tajná - Okres Nitra - E-OBCE.sk|access-date=2012-08-04|archive-date=2016-03-24|archive-url=https://web.archive.org/web/20160324114753/http://en.e-obce.sk/obec/tajna/tajna.html|url-status=live}}