Abstract Oral health is the foundation upon, which preventive education and dental care must be built to enhance the opportunity for life-time freedom from preventable oral diseases. Mother is the decision makers in matters of health-care for children; thus, they play an important role in achieving the best oral health outcomes for their young children. A descriptive cross-sectional study was carried out at three schools in Dhaka city in Bangladesh to assess the level of knowledge or awareness among 131 mothers about children oral health. Face to face interview was carried out with the semi-structured questionnaire. Purposive sampling technique was used to collect data on the basis of inclusion and exclusion criteria and written consent was taken prior to interview. Mean±SD age was 27.16±6.45 years whereas minimum and maximum age was 20 year and 39 year whereas 30.50%, 27.50%, 22.90% and 16.80% of respondents were HSC, graduate, SSC and illiterate respectively. About 42.7%, 35.9% and 21.4% respondents had poor, moderate and good knowledge on oral health respectively. Significant association was found between education of respondents and knowledge on oral health (p=0.001<0.05). Finally, a wide gap was found regarding knowledge on oral health among mothers having young child in urban area like Dhaka. Download Full Article.PDF DOI: https://doi.org/10.5281/zenodo.14202025 Bangladesh Journal of Dental Research & Education official publication of Bangladesh Academy of Dentistry International (BADI)® ISSN (Online): 2308-9733 ISSN (Print): 2225-9015 ZENODO@BJDRE,BADI® OpenAIRE | EXPLOR@BJDRE,BADI® ORCiD@BJDRE,BADI®