What is the height standard for a seven-month-old baby? The growth and development of a baby is one of the issues that parents are most concerned about, and height is one of the most significant manifestations of growth. For a seven-month-old baby, what should be the height range? According to the standard growth curve, the height of male and female babies should be between 66.2-74.9cm and 63.3-72cm respectively. but