It all depends on the height of the person and the physical activity they do and their diet.
Check nutrition.gov
For a 19-year-old female, or a female of any age, there is no 'average' weight. Weight is related to height and body composition, rather than age. For more information about weight in relation to height for adults, and to see the distribution of weights and heights of children or teens at various stages, please see the page links, further down this page, listed under Related Questions.
If the man weighed over 300 lbs.
According to Halls-MD, the ideal weight for a 21 year old male 5'9" is 165 lbs. For a female it is 139 lbs.
The normal, healthy weight for this height is between 104 pounds and 131 pounds. Obesity starts at 164 pounds for this height.
120 lbs
The average age would be thirteen however menstruation is different for every female.
the average weight is 123456789 pounds
75 pounds
The average weight of and adult male is: 3 Pounds The average weight of and adult female is: 2 Pounds
Eighty pounds for a thirteen year old female is way too light! maybe exeptible if your very short and skinny, but only if your on a normal diet.
120-140 Pounds
100 lbs.
139 pounds
It seems average female weight (adult) is between 138 - 164 lbs.
the average is about 100lbs
The average weight of a two year-old female is 2.02 stones. The average height for a two year-old female is 78.74 centimeters.