The normal range of hemoglobin (also haemoglobin) varies in men, women, and children. The normal range of hemoglobin in male is 13.5 to 18gm/dl (gram per deciliter).For female it is 12 to 16gm/dl (gram per deciliter). In a children 11 to 16gm/dl (gram per deciliter).And for a pregnant woman 11 to 12g/dl (gram per deciliter) is the normal range of hemoglobin.If the hemoglobin is below normal, this is called anemia.he normal range of hemoglobin (also haemoglobin) varies in men, women, and children. The normal range of hemoglobin in male is 13.5 to 18gm/dl (gram per deciliter). For female it is 12 to 16gm/dl (gram per deciliter).