KIIS 101.1 is a commercial FM radio station broadcasting in Melbourne, Victoria, Australia. The station is part of the Australian Radio Network's KIIS Network and features a contemporary hit radio (CHR) format. KIIS 101.1 has a long history in Melbourne, originally launching as 3DB in 1927 on the AM band. It converted to FM in 1990 and has gone through several name changes, including 3TT, TT-FM, and Mix 101.1, before rebranding to KIIS 101.1 in 2015.

Today, KIIS 101.1 offers a mix of popular music and entertainment programming. Its flagship show is the nationally syndicated "Kyle & Jackie O Show" for breakfast. Other key programs include "Will & Woody" in the drive time slot and "Gordie" during the day. The station aims to provide Melbourne listeners with the latest hit music, celebrity interviews, and engaging content.