Tan

Tan or TAN may refer to:

Math

• Tangent function, a trigonometric function often referred to as tan.

Arts and entertainment

• Tan, a 1989 album by the Polish rock band Kult
• "Tan", a 2026 song by the Scythe from the album Strictly 4 the Scythe
• TAN (group), South Korean boy band
• Tan (newspaper), a newspaper in Turkey
• Tan (weekly newspaper), a newspaper in Kosovo

Businesses and organisations

• TAN Books, a Catholic publishing company
• FC Rubin-TAN Kazan, a Russian professional ice hockey club in Kazan in 1991-94
• Transportes Aéreos Nacionales or TAN Airlines, an airline based in Honduras
• Semitan or TAN, operates public transport in Nantes, France

People

• Tan (surname) (譚), a Chinese surname
• Chen (surname) (陳), a Chinese surname, pronounced "Tan" in Min Nan languages
• Laozi, posthumous name "Tan" or "Dān" (聃), philosopher of ancient China
• Leborgne, nicknamed Tan, a patient of Paul Broca's, on whose autopsy he identified Broca's area
• Mika Tan (born 1977), an American model
• TAN (musician) (born 1990), Malaysian pop singer
• Tan Sağtürk (born 1969), Turkish ballet dancer
• Tan France (born 1983), British-American fashion designer

Places

China

• Tan (state), an ancient viscountcy in eastern Shandong Province, China
• Tai'an railway station (Shandong), China Railway code TAN

Vietnam

• Tân An, Bắc Giang, a northeastern commune and village
• Tân An, the capital city of Long An Province, Mekong Delta
• Tân An province, a former province of South Vietnam

Elsewhere

• Tan Track or "The Tan", a running track in Royal Botanic Gardens, Melbourne, Australia
• Tanzania (IOC and FIFA trigram: TAN), a country
• Taunton Municipal Airport (IATA airport code: TAN), Massachusetts, US

Science and technology

• Tan (color), a pale shade of brown
• Tanning (leather), the process of making leather from hides
• Tan (function), a trigonometric function
• Ti-6Al-7Nb, a titanium alloy containing aluminum and niobium
• Total acid number (TAN), the measure of a lubricant's or crude oil's acidity
• Transaction authentication number (TAN), in electronic banking
• Tumor-associated neutrophil

Biology

• Tan (goat pattern), a goat color pattern
• Tanbark or tan, the bark of certain species of tree
• Sun tanning, the darkening of skin in response to ultraviolet light
  • Sunless tanning, the darkening of skin without ultraviolet light
• Tropical ataxic neuropathy

Other uses

• -tan, a Japanese honorific
• Tahn (Armenian թան tʻan), a yoghurt-based drink from the Middle East
• Tanfana or Tan, an ancient European goddess
• Tax Deduction and Collection Account Number (TAN), an Indian tax code

See also

• Black and Tans, a nickname for British special constables during the Irish War of Independence
  • Irish War of Independence, sometimes called the "Black and Tan war" or "Tan war"
• Taan (disambiguation)
• Dan (disambiguation) (Tan is the older romanization of Dan in Chinese)
• Tannin (disambiguation)
• Tanning (disambiguation)
• TANS (disambiguation)
• Tanzhou (disambiguation), a Chinese placename "Tan District" or "Tan City"