An inhabitant of Catalonia

Catalan language

Catalan wine

Catalan number, a concept in mathematics

Catalan people

Catalan Punt Volat, an orthographic symbol

A Catalan speaker, whether or not from Catalonia proper (see Catalan Countries)

Catalan Dragons, a rugby league football club

An alternative name used in France for wine made from the Carignan grape

Catalan forge, an early type of open-hearth furnace

Catalan Company (or Catalan Grand Company), a mercenary free company in 14th century Europe

Catalan Communications, a publisher of graphic novels during the 1980s

Catalan solid, a concept in mathematics

Catalan Opening, a chess opening

Eugène Charles Catalan, a mathematician

Miguel Ángel Catalán (1894-1957), Spanish spectroscopist after whom the lunar crater is named

Catalan vault, an architectural feature (also known as a Catalan arch or a Catalan turn)

The lunar crater Catalán