Australian music legend John Farnham will not attend a sold-out tribute concert celebrating his career after his family revealed the 77-year-old’s health has deteriorated in recent months and he now requires continuous oxygen, a wheelchair for mobility and 24-hour nursing care at home.

Farnham’s wife, Jill, and sons Robert and James released the update ahead of The Songs of John Farnham: A Living Legend at Melbourne’s Rod Laver Arena, saying the singer was deeply moved by the event but was not well enough to attend safely.

The family said they had kept the details of his changing health needs private while they adjusted, but wanted fans to understand why he would be absent from a concert built around his music and legacy.

Farnham has faced serious health problems since being diagnosed with oral cancer in 2022. He underwent a lengthy operation to remove a tumour from his mouth, followed by further treatment and reconstructive procedures. His recovery has included repeated hospital admissions and significant changes to his everyday life.

The latest statement is one of the clearest public descriptions yet of how much care he now needs. Continuous oxygen support means his breathing requires ongoing assistance, while the use of a wheelchair reflects reduced mobility. Around-the-clock nursing ensures trained help is available at home whenever it is required.

His family said remaining at home was the safest and most comfortable option, even though Farnham would have loved to be part of the tribute in person. The decision is a reminder that attendance at a major arena event can be physically demanding even for someone who is not performing.

The Melbourne concert brings together artists from across Australian music to celebrate a career that has stretched for more than five decades. Performers announced for the event include Jimmy Barnes, Tina Arena, Human Nature, Jessica Mauboy, Kate Ceberano and Ross Wilson, alongside international guests.

Funds from the concert are supporting Head and Neck Cancer Australia, giving the night a connection to Farnham’s own experience with cancer and the services that support patients and families through diagnosis, treatment and recovery.

Farnham’s place in Australian popular music is difficult to overstate. Although born in England, he grew up in Melbourne and became one of the country’s most recognisable singers, first finding fame as a young pop performer before reinventing himself as an adult rock and pop artist.

His 1986 album Whispering Jack transformed his career and became one of the most successful Australian albums ever released. Its signature song, You’re the Voice, developed into an unofficial national singalong, regularly returning at sporting events, charity concerts and public celebrations.

The success was not limited to a single comeback record. Farnham built a long live career and developed a reputation as one of Australia’s strongest concert vocalists, with tours that repeatedly filled arenas and created a cross-generational audience.

That live reputation is part of what makes the current health update particularly emotional for fans. Farnham’s public identity has always been closely tied to performance — the voice, the crowd interaction and the sense that familiar songs became bigger in a concert setting.

His cancer treatment changed that. Surgery to remove the tumour involved major reconstruction and affected structures essential to speaking and singing. Farnham has since acknowledged that returning to live performance is no longer realistic.

The end of performing, however, has not diminished public interest in his music. The tribute concert demonstrates the opposite: artists and fans are gathering to celebrate the body of work while Farnham himself remains at home.

For the family, the event has created a difficult mixture of gratitude and concern. They have thanked the producers, performers and crew while making clear that Farnham’s health takes priority over any expectation that he should appear.

That boundary is important for public figures dealing with serious illness. Fans naturally want reassurance and appearances, but health updates can become intrusive when families are pressured to provide details that would ordinarily remain private.

The Farnham family has generally released information at key moments rather than providing constant updates. The latest statement follows that pattern: it explains a significant public absence without turning his day-to-day medical care into entertainment.

It also gives a more sober picture than some recent optimistic comments about his recovery might have suggested. Recovery from major cancer treatment is rarely linear, especially for an older patient who has undergone complex surgery and subsequent complications.

Needing oxygen and nursing support does not by itself provide a prognosis, and the family has not publicly set out a timeline for what may happen next. It would therefore be inappropriate to speculate about life expectancy or make conclusions beyond the details they have chosen to share.

What is clear is that Farnham’s care needs have increased and that his family believes a crowded arena is no longer suitable for him. The focus is on comfort, safety and professional support at home.

The tribute itself allows the celebration to continue without requiring Farnham to participate physically. Other singers can interpret the songs, former collaborators can share memories and audiences can recognise the career while respecting the limits created by his health.

That approach also reflects the purpose of a “living legend” concert. It is not a memorial and should not be treated as one. Farnham is alive, aware of the tribute and, according to his family, deeply moved by the effort being made in his honour.

His absence will nevertheless be felt strongly. For fans who have watched him perform for decades, a John Farnham celebration without John Farnham in the building carries an unavoidable sense of change.

The concert comes after years in which the singer has largely disappeared from public view while focusing on treatment and rehabilitation. Each family statement has therefore become a significant moment for people who have followed his career since the 1960s, 1980s or later generations who discovered the songs through parents and grandparents.

The health update may also encourage greater awareness of head and neck cancers, which can have profound effects on eating, speech, breathing and appearance. Treatment can involve surgery, radiotherapy, chemotherapy and long rehabilitation, depending on the location and stage of disease.

By directing fundraising towards Head and Neck Cancer Australia, the tribute connects the public affection for Farnham with practical support for others going through similarly demanding treatment.

For now, Farnham will remain at home with his family and care team while the music is celebrated across Melbourne. His family’s message is both reassuring and confronting: he is being looked after, but his condition has worsened enough that ordinary public appearances are no longer realistic.

The family has asked supporters to understand that Farnham’s absence is a medical necessity rather than a lack of interest in the celebration. That message is likely to shape the tone of the event: a public tribute built around gratitude rather than an expectation that the singer should appear for the audience.

The fundraising element also gives fans a practical way to respond to the update. Money raised for head and neck cancer support can assist patients with information, rehabilitation and the long recovery that often follows treatment affecting speech, swallowing and breathing.

The night at Rod Laver Arena will therefore be about more than nostalgia. It will recognise the scale of Farnham’s contribution to Australian music while acknowledging the reality of his present life — a private health battle being managed with continuous care, away from the stage that defined so much of his career.