Perth Community Reels After Police Identify Family of Four Found Dead in Suspected Murder Suicide in Mosman Park

Perth Community Reels After Police Identify Family of Four Found Dead in Suspected Murder Suicide in Mosman Park

What began as a routine Friday morning visit ended in heartbreak in Mosman Park, one of Perth’s most affluent neighbourhoods.

Inside a family home, police discovered the bodies of four people — parents and their two teenage sons — in what investigators believe was a double murder-suicide.

The shock has rippled through the local community and far beyond it.

Who the Family Were

Police have now identified the family as Maiwenna Goasdoue, 49, her partner Jarrod Clune, 50, and their sons Leon, 16, and Otis, 14.

Friends knew Ms Goasdoue as “Mai,” a French-born mother devoted to her children.

Mr Clune came from a well-known Perth family and grew up in the area, attending Christ Church Grammar School — the same school his sons later enrolled in.

The Moment Authorities Were Alerted

The alarm was raised shortly after 8.15am when a support worker arrived at the home for a scheduled visit.

The boys, who were understood to have severe autism, received regular care.

When something didn’t feel right, the visitor contacted authorities.

Police entered the property soon after and found the family members in different parts of the house.

Two dogs and a cat were also found dead.

A Note and an Early Investigation

During initial inquiries, officers located a note believed to have instructed the visitor not to enter the home and instead contact police.

Detective Acting Inspector Jessica Securo confirmed the case is being treated as a suspected double murder-suicide.

She said no weapon was involved and there is no known history of family violence connected to the family.

A Mother’s Open Struggles Behind Closed Doors

Ms Goasdoue had previously spoken openly online about raising two disabled children, describing their autism as being at the more severe end of the spectrum.

She was part of several support groups and often shared the realities of daily life caring for her sons.

Most of her extended family live in Morlaix, a small town in Brittany in northwest France.

School Community Left Reeling

Both boys were believed to have attended Christ Church Grammar School, although a school newsletter posted online noted that Otis was farewelled in 2023.

A teacher at the time praised his efforts to connect with peers and communicate using assistive technology.

Students who recognised Leon from school told the Daily Mail the news was “really sad” and completely unexpected.

Friends Describe Devoted Parents Under Crushing Pressure

Close friend and fellow mother Nedra said she was “shocked and devastated” by what she called an unimaginable loss.

She described Mai and Jarrod as intensely loving parents whose lives revolved entirely around their sons.

According to her, the couple were under relentless strain trying to secure reliable care, particularly for one child who required constant, high-level support.

Feeling Isolated and Let Down

Friends say the family felt increasingly alone.

Nedra explained that the boys’ needs, chronic sleep deprivation, and long school holidays filled with challenging behaviours took an enormous toll.

She said Ms Goasdoue refused respite care out of fear her children might be mistreated.

Another friend, speaking anonymously, described the couple as strong, determined parents who “moved every stone” to find help but were worn down by a system that failed them.

Concerns About Support Systems and the Future

Those close to the family believe the tragedy was not driven by domestic violence but by despair and fear for the boys’ futures.

Friends say the parents repeatedly sought help from medical services, schools, therapists, and support programs, only to be turned away or told their situation was too complex.

They worried deeply about what life would look like for their sons as disabled adults without family support.

Police and Emergency Response at the Scene

St John WA confirmed five ambulance crews were dispatched to the Mosman Park address at 8.29am.

Western Australia Police remain at the property as forensic investigations continue, with nearby streets closed.

Inspector Securo described the incident as “highly distressing” and said there is no ongoing risk to the community.

A Community Left Searching for Answers

Mosman Park, known for its multimillion-dollar homes and proximity to beaches like Cottesloe, is not accustomed to tragedies of this scale.

As neighbours, school communities, and friends try to process what happened, many are also questioning how families caring for children with complex needs can be better supported.

Support for Those Affected

Anyone impacted by this tragedy is encouraged to seek help.

Support is available through Lifeline on 13 11 14.

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