Luyten (disambiguation)

Willem Jacob Luyten (1899–1994) was a Dutch-American astronomer.

Luyten may also refer to:
 * Luyten (surname), with a list of other people with the surname Luyten
 * 1964 Luyten, an asteroid named after Willem Jacob Luyten
 * Luyten's Star, a red dwarf in the constellation Canis Minor
 * Luyten b (more commonly known as GJ 273b), a confirmed exoplanet orbiting Luyten's Star
 * Luyten 726-8 (also known as Gliese 65), a binary star system that is one of Earth's nearest neighbors
 * Luyten 789-6 (also known as EZ Aquarii), a triple star system in the constellation Aquarius
 * Luyten 1159-16 (also known as L 1159-16), a red dwarf in the northern constellation of Aries
 * Luyten Five-Tenths catalogue, a star catalogue created by Willem Jacob Luyten