Apart from Mad Hatter, many fashion designers make hats for ladies.
somebody who designs, makes, or sells women's hats.
A milliner is a person who designs, makes, trims, or sells women's hats.
A person who makes and sells lady's hats in called a milliner.
A person who makes or sells hats is called a milliner. Traditionally, milliners design and create fashionable hats, often for women, and may also sell them in boutiques or shops. The term can also refer to those who specialize in the craft of hat-making.
A milliner
A hatter is a person who makes and sells hats.
A milliner
One who makes hats can be called a hatter or a milliner.
A milliner.
That would be a milliner.
A person who sells hats is specifically called a "hatter." Historically, this term is often associated with those who made and sold hats, particularly in the context of the millinery trade. However, a broader term for someone who sells women's hats specifically is "milliner."
A Hatter is someone who makes and sells hats (mens and womens) and a Milliner is someone who makes and sell womens hats