What is the average weight in stone for an 11-year-old girl?

According to the World Health Organization (WHO), the average weight of an 11-year-old girl is 38.8 kg, which is approximately 6 stone. However, the average weight can vary significantly depending on a number of factors, such as a girl's height, ethnicity, and overall body composition. It is always best to talk to a doctor if you have any concerns about your child's weight.