Objectives: The aim of this study was evaluation of parent's attitude towards their children's oral and dental health, evaluation of parent's knowledge towards oral and dental health of their children and evaluation of oral health practices of the children and the role of their parents in its implementation. This was done according to HU-DBI (University of Hiroshima dental behavior inventory) questionnaire.Methods: This study was carried out on 1000 parents and their children attending a governmental center seeking for dental treatment (El-Darassa Family Health Center), the children's age was ranged between 6-12 years old. Diagnostic chart was designed by the authors for this study including 4 categories; first include socioeconomic data: questions about: name, address, education level and occupation of the parents and name, age, sex and chief complain of the child. Second category include HU-DBI (University of Hiroshima dental behavior inventory) questionnaire. Third category: all children were examined clinically for oral hygiene status using Oral Hygiene index simplified (OHI-S) and dental caries using World Health Organization (WHO) criteria to calculate DMF and def. Fourth category: record treatment need and treatment done according to approval of the parents.Results: HU-DBI questionnaire scores of the parents was ranged from1-8, the mean HU-DBI score was 4.5. There was significant difference noted between HU-DBI questionnaire score of the parents and OHI-s, DMF and def scores of the children but there was no correlation found between them.Conclusion: the mean score of the HU-DBI questionnaire in this study for Egyptian parents was low. It was recommended that dental health education programs for parents should be developed utilizing appropriate program planning to combat regression or progression of dental caries and periodontal diseases, importance of the primary teeth and time of the first dental visit.