The name Violette means Purple/blue Flower and is of English origin. Violette is a name that's been used primarily by parents who are considering baby names for girls.
Violet is the name of a purple/blue color and the associated flower. The violet flower is a member of the genus viola. Violet is traditionally a name used in England and other parts of Great Britain but has now "crossed the pond" as flower names for girls have become more popular.
Famous Violets include Violet Bonham Carter, British politician and writer, and Violet Florence Martin, Irish author. Violet Markham was a British social reformer.
Fictional Violets include Violet Gray from the Peanuts comic, as well as Violet Beauregarde from the novel Charlie and the Chocolate Factory and movie Willie Wonka and the Chocolate Factory, featuring the line, "You're turning violet, Violet!"
There is also a Broadway show by the name Violet about the title character on a bus and the people she meets on the journey. Violet Crawley is the matriarch character on the television show Downton Abbey, played by Maggie Smith.