In Deathly Hallows - when she arrived at The Burrow she was Fleur DeLacour, then after the wedding (that was held at The Burrow) she was Fleur Weasley.
Note: She had a "nickname" as well: Phlegm.
Fleur Delacour's sister is named Gabrielle.
Fleur is French and her name come from the French phrase Fleur de la cour which means in English, flower of the court. So if you go on Google Images and type in Fleur Delacour there may be a picture of her in her beauxbatons uniform and next to her will say flower of the court.
Phlegm.
Fleur Bennett's birth name is Fleur Alison Bennet.
Fleur Agema's birth name is Marie-Fleur Agema.
Justin Burrow's birth name is Justin Thompson Burrow.
They married on the 1st August 1997 at the Burrow. Their wedding reception was interrupted by death eaters.
Fleur is typically a female name of French origin, meaning "flower." It is commonly used as a girl's name in French-speaking countries and has floral connotations.
The French world fleur means flower in English.
Olaf de Fleur Johannesson's birth name is lafur Jhannesson.
La fleur (fem.) means "the flower" in French.
The official name for the Weasley's house is 'The Burrow'