Orphans and the other vulnerable children and adolescents (OVCA) living in institutional homes are more prone to behavioral and emotional problems than others as they are deprived of a family's love and care. The emotional and behavioral problems affects on orphan's life satisfaction. Aim of the study: This study aimed to explore impact of orphan children’s emotional and behavioral problems and length of institutionalization on their life satisfaction. Research setting: social home care for males and social home care for females in Benha City, Kalyubia Governorate. Research design: A descriptive design was utilized to conduct the current study. Subjects: A convenient sample of 80 orphan child (38 female and 42 male) at previously mentioned places. Tools: Two tools were utilized for data collection, Tool (I). Self-interviewing Questionnaire: it was divided into two parts, part (I) orphans’ Socio-demographic characteristic questionnaire, part (II) Strength and Difficulties questionnaire (SDQ). Tool (II). Life Satisfaction Survey (LSS). Results: there was a highly statistical significant differences regarding all items of total emotional and behavioral problems among studied children (p