Is size 9 shoe big for a 12 year old boy?

Shoe size can vary greatly among individuals of the same age, so it is difficult to say definitively whether a size 9 shoe is big for a 12-year-old boy. Some 12-year-old boys may wear a size 9 shoe, while others may wear a different size. It is important to consider the individual child's foot size and shape when choosing shoes, rather than relying on age or gender alone.