The study investigated association between attachment style of parents with a child diagnosed with Autism and mental health. A cross-sectional web-based survey collected data from 184 parents of individuals with autism. Findings from the study indicated association between an avoidant and anxious attachment style and mental health. Mainly, a link between avoidant attachment style and parents' levels of suicidal ideation and depression, an association between anxious attachment style and the parent's level of suicidal ideation, depression and anxiety. Several sociodemographic variables were associated with suicidal ideation and mental health. Specifically, we identified impacts of child's race on suicidal ideation, marital status on depression as well as impact of education on anxiety. Implication for future research, assessment and treatment are presented.