Abstract: This study examines the impact of childhood victimization onset on thedevelopment of risk factors among individuals incarcerated for sexual crimesagainst adult victims in Canada. Using developmental psychopathology andvictimology perspectives, a sample comprising 259 individuals was subjected tobivariate, generalized linear model, and multinomial regression analyses. Resultsconfirmed all hypotheses revealed that childhood victimization, especially directexperiences, strongly influenced psychopathological risk factors compared toadolescent victimization or exposure. This study highlights the importance ofaddressing the age of onset in preventive interventions to reduce long-termpsychopathological risks.