In Australia, the projected estimate for new cancer cases among adults aged 25-49 years is 16,715, accounting for 8.66% of all new cancer cases in 2019 (AIHW, 2019). Reported 5-year survival rates suggest patients and their families are living longer with the impact of a cancer diagnosis (Werner-Lin & Biank, 2009). This younger cohort is likely to be in the workplace or studying, and many will have dependent children living at home (Semple & McCaughan, 2013; Werner-Lin & Biank, 2009). In Australia, there are currently no population data regarding the prevalence and characteristics of children living with parental cancer. However, a longitudinal study conducted in Western Australia (WA) reported that 0.28% of children experienced a parent's cancer diagnosis in 2015 (Martini, Morris, Jackson, & Ohan, 2019). 1.1 | Impact on families Following a cancer diagnosis, patients and their families are likely to experience disruptions to their normal routines, strains to relationships, changes in roles and responsibilities, financial pressures and difficulty