JX

JX may refer to:

People

 * JX, an early alias of DJ Jake Williams
 * J. X. Williams, a pseudonym used by several different authors during the 1960s for many adult novels

Technology

 * Roland JX-3P, a MIDI capable synthesizer keyboard which debuted in 1983
 * JX (operating system), a Java operating system
 * IBM JX, a personal computer that based on IBM PCjr, released in Japan, in 1984
 * Infinti JX, a midsize, three-row family crossover produced by Infiniti, which was later renamed to Infiniti QX60.

Other uses

 * Jx or jx, a digraph in the Esperanto x-system orthography
 * Starlux Airlines, a Taiwanese airline (IATA code JX since 2020)
 * Jiangxi, a province of China (Guobiao abbreviation JX)