Objectives : To identify antenatal risk factors and maternal constitutional factors influencing term L.B.W. Babies and to evaluate neonatal morbidity and mortality Method : Maternal determinants of term L.B.W. baby and neonatal morbidity and mortality due to LEW was studied in this case control study over one year study period (Jan 2006 to Dec 2006). 200 study population who delivered LBW baby at term gestation was compared with 200 control groups for association of determinants of LBW babies. Results : In present study, incidence of term LBW was 22.2% Majority of term LBW baby 82% were in 2-2.5% kg weight range and 18% of them were in 1.5 - 1.9 kg weight category.