Background: Gestational Diabetes Mellitus is defined as glucose intolerance of variable severity or hyperglycemia occurring for the first-time during pregnancy but the glucose intolerance reverting back to normal after the puerperium. GDM is one of the leading causes of mortality and morbidity for both the mother and the infant worldwide. Previous history of GDM, antenatal depression, family history of diabetes, low physical activity, overweight and/or obese women and inadequate dietary diversity might be the factors associated with GDM