A ten month old baby boy weighs around 9.58 kg and a baby girl weighs around 8.94 kg. The weight of babies cannot be generalized and there is a difference in the weight of male and female babies in the same month. Ten-month-old male babies weigh between 6.68 and 13.34 kilograms, with an average of 9.58 kilograms, while female babies weigh between 6.53 and 12.5 kilograms, with an average of 8.94 kilograms. Growth and development varies between babies due to genetic factors. However, a baby’s weight below the standard range indicates that the baby’s development is delayed, and it is necessary to go to the hospital to check whether there is a deficiency of micronutrients or undernutrition requiring the addition of complementary foods. Ten-month-old babies are mainly minced food, can eat minced vegetables, minced meat, etc., to exercise the baby’s ability to eat on their own. The baby’s weight is too high or too low should cause alarm, it is recommended to consult a doctor in time to clarify the diagnosis, to avoid affecting the growth and development.