No they were half brother and sister and Morgan le fay had a husband named king uriens
It is Morgan le Fay's older sister Morgause, whom is the mother of Gawain and Mordred (Arthur's son).
In some versions of the legend, King Arthur does have a son named Mordred with Morgan le Fay. Mordred is often portrayed as a villain who ultimately leads to King Arthur's downfall in the stories.
Morgan Le Fay.
King Arthur's true enemy is Mordred and Morgan le Fay.
the story of king Arthur and Merlin
In some legends yes, but in some no. In some he is the child of Morgan le Fay (Morgan the Fairy) half sister of King Arthur.
If you are asking about King Arthur and his Knights of the Round Table; then his sister's name is Morgana or Morgan La Fey (Morgana the Fairy)
The main conflict between Morgan Le Fay and King Arthur was her resentment towards Arthur for his role in the downfall of her family. Morgan sought vengeance against Arthur for his actions, leading to a series of plots and betrayals that ultimately contributed to Arthur's downfall.
Queen Morgan Le Fay's father was Gorlois, the Duke of Cornwall.
Queen Morgan le Fay, the Queen of Northgalis, and the Queen of the Wastelands
Morgan Le Fay (or Morgana), is the main enemy, later joined by her son, Mordred.
Yes, eventually. But Morgan threw its magical scabbard (that protected Arthur from losing blood from battle wounds) into a lake where it was lost forever.
Later legends say that Arthur had three half-sisters: Morgawse, Elaine (Blasine) and Morgan le Fay. Morgawse had married King Lot of Orkney, Elaine (Blasine) was married to King Nentres of Garlot, while Morgan was wife of King Urien of Gorre, brother of Lot. But Morgan Le Fay was the best known.
Morgan Le Fay was a healer. So she gave potions and knew what to do to heal those who were wounded or dying. For example, she was the half sister of King Arthur. They shared the same mother, in the Lady Igraine. But Morgan's father was Gorlois, Duke of Cornwall. Arthur's father was Uther Pendragon. Arthur was wounded at the last Battle of Camlann. He was brought to the Isle of Apples, to be healed by Morgan.