In both cases, you can infer that the subject is a woman. Remember the Difference A good way to keep track of blonde vs. Blonde is used to refer to females. How do you spell blond? The pigmentation of both hair and eyes is lightest around the Baltic Sea, and darkness increases regularly and almost concentrically around this region.
The Internet is full of pop psychology articles claiming that hair color influences your personality. In French, inanimate objects have gender. Here are two examples of blonde from books. He is a blond.