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A column is a vertical structural element in architecture.

Column or columns may also refer to:

Art and entertainment

Column (data store), a NoSQL object
Column (database), a set of data values of a particular type in a relational database
Column(s) in a table (information), a data arrangement with rows and columns
Column vector, an m × 1 matrix in linear algebra
Miller Columns, the data tree structure visualization technique

Column (formation), a military formation
Flying column, a combined arms independent military formation of a temporary nature

Column (botany) or gynostemium, a part of an orchid
Column chromatography, a method used to purify individual chemical compounds from mixtures of compounds
Column-based nucleic acid purification
Cortical column, a group of neurons in the brain cortex
Fractionating column, an essential item used in distillation of liquid mixtures
Packed bed column, an apparatus used in column chromatography, absorption, scrubbing and distillation
Stalagnate (or pillar or sinter column), a limestone cave formation comprising a column from the ceiling to the floor
Vertebral column, a column of vertebrae situated in the dorsal aspect of the abdomen
Column (fluid dynamics), a vertical body of one fluid moving through another
- Eruption column, a cloud of super-heated material suspended in gases after a volcanic eruption

Columns (juggling), a juggling pattern
Column (typography), a vertical block of text positioned on a page
Columns of Gediminas, one of the earliest symbols of Lithuania and its historical coats of arms.
Fifth Column, group of people who undermine a larger group, city or nation