Uploaded July 2026 | Updated September 2026, 2 weeks ago
Katrina’s parents separated when she was a baby. Years later, her mother told her that her dad had cheated in their relationship.
But it was only after his death that DNA testing revealed half-siblings on Katrina’s paternal side she never knew she had. The revelation has left her with mixed feelings about her dad.
“What makes me feel uncomfortable is the impact that it's had on the mothers of my half-sisters and my half-sisters as well; they were born in the late 60s, so it wasn't socially acceptable to be a single mother,” she told Insight.
DNA testing technology has become more accessible, affordable and sophisticated – and it’s unearthing long-buried family secrets.
To hear the stories of Australians who have made life-altering discoveries through DNA testing, watch Insight episode DNA And Deception Tuesday 14 July at 8.30PM on SBS or SBS On Demand.
Katrina’s parents separated when she was a baby. Years later, her mother told her that her dad had cheated in their relationship.
But it was only after his death that DNA testing revealed half-siblings on Katrina’s paternal side she never knew she had. The revelation has left her with mixed feelings about her dad.
“What makes me feel uncomfortable is the impact that it's had on the mothers of my half-sisters and my half-sisters as well; they were born in the late 60s, so it wasn't socially acceptable to be a single mother,” she told Insight.
DNA testing technology has become more accessible, affordable and sophisticated – and it’s unearthing long-buried family secrets.
To hear the stories of Australians who have made life-altering discoveries through DNA testing, watch Insight episode DNA And Deception Tuesday 14 July at 8.30PM on SBS or SBS On Demand.
