Fluent (disambiguation)

Fluent is an adjective related to fluency, the ability to communicate in a language quickly and accurately.

Fluent or fluency may also refer to:
 * Fluent (mathematics), in mathematics, a continuous function
 * Fluent (artificial intelligence), in artificial intelligence, a condition that varies over time
 * Fluent, Inc., a company that develops software for computational fluid dynamics
 * Fluent interface, a software engineering object-oriented construct
 * Fluent (user interface), introduced in the 2007 Microsoft Office system
 * Fluent Design System, a design language developed by Microsoft in 2017
 * Fluentd, open source data collection software
 * Fluency (handwriting), an aspect of handwriting ability