The Sydney Coliseum Theatre is a multi-mode lyric theatre in Rooty Hill, New South Wales, Australia, which opened in December 2019.

[5] The 2,200 seat auditorium can accommodate theatrical performances, corporate events, conferences and other attractions.

Its opening season featured Keith Urban, David Campbell, the Sydney Symphony Orchestra, Dame Edna Everage, Tina Arena, and John Butler.

[6] It is part of West HQ, a precinct offering entertainment, fitness, lifestyle and accommodation in the Greater Western Sydney Region.

[7] In 2022, filming of Australia's Got Talent and Australian Idol took place at the venue.