A Among Asean countries the percentage of smokers in Indonesia is very high, that is 51.1%. In 2013, 43 million children in Indonesia were passive smokers, 11,4 million awere aged between 0-4 years. WHO (2015) showed the percentage of children aged 13-15 who were exposed to cigarette smoke from their family reached 57.3%. Kieser showed that passive smoking children experienced a 4 month late permanent teeth maturation process compared to children who were not exposed to cigarette smoke. Avsar showed a significant relationship between passive smoking chilren with tooth eruption. Objective: To determine the relationship between passive smoking children and the eruption of lower first molar and upper central permanent teeth. Methods: The study was conducted on 149 children aged 7-9 years in SDN 01 East Cengkareng, West Jakarta. The eruption stage is determined based on Sato's criterion stage of eruption. Results: Spearman's correlation showed there was no relationship between passive smoking children and the lower first molar tooth eruption, but there was a significant relationship between passive smoking children and the upper permanent central incisor tooth eruption. (p<0,05) Conclusion: There is a relationship between passive smoking children and the upper central incisor tooth eruption in 7 to 9 year-old children in SDN O1 East Cengkareng, West Jakarta.