Backgrounds. Smoking is one of major health issues in Indonesia. Number of smokers in Indonesia has been increasing from year to year. Smoking is initially being enjoyed paticulary in men, but nowadays, women also start to smoking regulary. In Indonesia, the number of women who smoke had been increased from 1,2% in 2007 to 6% in 2011. And it is believed, this number would even increase in upcoming years. Some of women will experience pregnancy in her life, and smoking would somehow affect the birth outcomes of the infant. One of the important outcome would be it’s risk for having low birth weight infant. Objectives. The aim of this study is to find out the effect of maternal smoking in relation of having low birth weight infant. Methodology. This is a literature study that discusses maternal smoking and its contribution to have a low birth weight infant. Study was conducted by finding, choosing and analyzing articles based on several criteria which is focusing on maternal smoking and its effect on low birth weight infant. The inclusion criteria of journals were (1) used local and international journals; (2) reviewed articles published within the past 10 years; (3) Focused on studies with a large number of sample (100 was the minimal number of samples); (4) reviewed studies with several certain methodologies which were descriptive and analytic, review articles and meta-analyzes studies. Conclusions. Literature review showed that maternal smoking has significant contribution for the weight of the infant being low, and two substances that may have the role are nicotine and carbonmonoxide (CO). Suggestions. Similar studies need to be conducted, especially in finding out the mechanisms of low birth weight infant in maternal smoking. It is also important to find out the possible role of substances other than nicotine and CO in cigarette of maternal smoking, in risking the outcome of infant being low birth weight. |