How many 10 year old boys and girls are in the world?

As of 2021, there were approximately 1.1 billion children aged 10 years old worldwide, with a fairly even gender distribution. This means there are roughly 550 million boys and 550 million girls aged 10. However, exact numbers can vary based on population growth rates and demographic changes, so more recent estimates may provide updated figures. For the most precise data, consulting resources like the United Nations or World Bank would be beneficial.