The Australian singer - recently confirmed as a coach on Nine Network's The Voice Australia - visited Melbourne with Jonas in order to introduce him to relatives including her father Dennis, according to the Herald Sun.
© Matt Sayles/AP/Press Association Images
© WENN
Goodrem and Jonas were first romantically linked in May this year. She is thought to have met met Jonas's mother this summer in Beverly Hills.
The 27-year-old separated from musician and Australia's Got Talent judge Brian McFadden in April after six and a half years together. McFadden is now dating model Vogue Williams.
Jonas - who recently appeared on Tim Allen's sitcom Last Man Standing - will replace Daniel Radcliffe in Broadway musical How to Succeed in Business Without Really Trying on January 24 next year.
He will also make a guest appearance on NBC musical drama Smash in 2012.
