The normal height of a three-year-old baby girl is 85.4cm～108.1cm and her weight is 10.23kg～20.10kg, which is related to many factors and needs to be analyzed specifically. Three-year-old female baby height and weight growth is related to genetics, eating habits, exercise and whether the body suffers from disease and other factors, if the child usually do not pick food partiality, often participate in outdoor activities, the body does not have consumptive or chronic diseases, most of the children’s height of 85.4cm ~ 108.1cm, weight of 10.23kg ~ 20.10kg, it is the normal range. If your baby’s height or weight deviates from the above normal ranges, it is recommended that you take your baby to the pediatrics or child health department of the hospital in a timely manner to identify the specific cause and provide appropriate interventions to avoid affecting your baby’s healthy growth.