9G or 9-G can refer to:
IATA code for Perm Airlines IATA code for Galaxy Airways; see List of defunct airlines of Europe New York State Route 9G Jo in Nine G Hell, debut album by The Hair and Skin Trading Company HP 9g, a Hewlett-Packard graphing calculator 9G-MKJ; see MK Airlines Flight 1602 Z-9g, a model of Harbin Z-9 SSH 9G (WA); see List of former state highways in Washington
See also G9 (disambiguation)