Group 9 is a rugby league competition based in the Riverina, New South Wales, Australia, and surrounding areas. The competition is played in five grades, with these being Under 17s, Under 19s, Women's League-Tag, Reserve-Grade and First-Grade.

Currently a home and away season consisting of sixteen rounds is played. The best four teams then play-off according to the Page-McIntyre system, culminating in the Group 9 Grand final, which is now traditionally held at McDonald's Park in Wagga Wagga.

Group 9 Rugby League was formed at a meeting at the Grand Hotel, Harden, following a four-hour meeting on 26 April 1923, which finished at 12:20 am the following morning.

The foundation clubs were Harden, Murrumburrah, Binalong, Young, Wambanumba, Monteagle, Bendick Murrell, Cootamundra, Junee, Wagga Wagga, Gundagai, Tumut, Adelong, West Wyalong, Barmedman, Griffith, Temora, Leeton, Ariah Park and Mildil

Competition in the early years of Group 9 consisted of various challenge type matches, and it was not until 1933 that regular inter-club competition commenced.