Glen Iris is a suburb in Melbourne, Victoria, Australia, 10 kilometres (6.2 mi) south-east of Melbourne’s Central Business District, located within the Cities of Boroondara and Stonnington local government areas. Glen Iris recorded a population of 26,131 at the 2021 census.

Two train stations on the Glen Waverley railway line, Gardiner and Glen Iris, are within the suburb. Passing through the eastern part of Glen Iris is the Alamein line, with Burwood Station also within the boundaries of the suburb (Glen Iris did not originally cover this far east, and this station and its surrounds were originally in the suburb of Burwood). Residents are also served by the numbers 5, 6, 72 and 75 tram routes. Melbourne bus routes also service the area.