This person is generally referred to as a fashion designer.
A person who designs clothes.
Fashion Designer.
A person that designs is called a designer.
My guess is that a designer is one person that designs the clothes and a label is the brand of the clothes.
designer!
this person is called an architect
This person is usually called a fashion designer.
Mother
a person who designs homes is a called an architect
an interior decorator
An electrical or electronic engineer.
Person who designs, makes, sells, or repairs jewelry, watches or a person who deals with jewels called "jeweler".