Are Tomboys Rare

How common are tomboys?

Tomboyishness is very common. In a US study from 2012, while nearly half of girls reported being traditional girls, the rest almost equally identified as either “in-betweens” or tomboys.

What causes a girl to be a tomboy?

The study found that the more testosterone a girl was exposed to in the womb, the more likely she was at a young age to engage in tomboy-like behavior, such as playing with toys that boys typically prefer. The results appear in the November-December issue of Child Development.