Robert Mills (born 21 June 1982[citation needed]) is an Australian actor, television host and singer-songwriter.

Mills attended Brentwood Secondary College until the end of Year 10, frequently participating in the school Battle of the Bands concert.

Mills formed a band called "The Megamen" with two friends and soon developed a keen following on the Melbourne live music scene with their sessions every Sunday at the Red Eagle Hotel at Albert Park.

Mills performed the song "Dirty Girl" on the double platinum album Australian Idol: Final 12 soundtrack released in October 2003.

[2] Mills admitted on the television show Spicks and Specks that he had a brief but highly publicised tryst with celebrity heiress Paris Hilton at the Melbourne Cup of 2003.

On 31 July 2007, Mills started a co-hosting role on the late-night, live quiz show The Mint which aired on the Nine Network.

He appeared in a stunt for the ABC TV show The Chaser's War on Everything alongside Craig Reucassel that satirised the Tasmanian Premier Paul Lennon.

He appeared in a guest role in Winners & Losers as Sean and was cast as jazz singer, Eric Connolly in the Nine Network series Underbelly: Razor.

[6] The show featured the Young Talent Time Grand Final winners Lil' Banditz Krew performing as a group and with the team.

[12] In 2005, Mills toured Australia in Grease – The Arena Spectacular as Johnny Casino alongside an all star cast with Craig McLachlan, Natalie Bassingthwaighte, Magda Szubanski and John Farnham.

In May 2007, Mills appeared as the lead role of Claude in the sold-out Perth production of the rock musical Hair along with Cosima De Vito and Nikki Webster.

Mills then originated the coveted lead male role of Fiyero in the Australian production of the Broadway musical Wicked.

He originally starred opposite Lucy Durack as Glinda, Amanda Harrison as Elphaba and the late Rob Guest as The Wizard.

From 13–30 July 2011, Rob played the role of Jamie in Jason Robert Brown's musical The Last Five Years at Sydney's Seymour Centre.

In March 2012, it was announced that Mills will play Warner Huntington III in the Australian production of Legally Blonde, which also starred his Wicked co-star Lucy Durack as the main character, Elle Woods.

[15] In August 2015 Mills joined Swing on This, a quartet of musical theatre stars which includes Michael Falzon, Matt Lee, Luke Kennedy and Ben Mingay.