Similar to Jessica Mallery’s death, Siegel lost her daughter, Victoria, to a drug overdose at the tender age of 15 in 2015.

Jessica Mallery’s cause of death explained On April 8, Jackie Siegel shared an official statement regarding the death of her sister, Jessica Mallery, via the Instagram account for her nonprofit ...

As Jackie Siegel mourns the death of her husband, billionaire timeshare king David Siegel, the “Queen of Versailles” star is also saying goodbye to her little sister, Jessica Mallery, from a ...

Days after losing her husband, Queen of Versailles star Jackie Siegel is mourning the death of her sister, Jessica Mallery. She was 43. "As I mourn the profound loss of my beloved husband David ...

Jackie Siegel, who starred in the 2012 documentary 'Queen of Versailles,' announces the death of her sister Jessica Mallery three days after her husband David Siegel died.