King Leondegrance (sometimes Leodegrance, or some other minor variation) was, in Arthurian legend, the father of Queen Guinevere. His kingdom was located somewhere in the south of England, although some sources place it in France.
Stories of his allegiance to Arthur vary. In one account, when the young King Arthur pulled Excalibur from the stone, Leondegrance was one of the few kings to swear loyalty to the new king; but in other accounts, he opposed him, and Arthur's marriage to Guinevere was an attempt to heal the rift.
In some stories, the Round Table was Leondegrance's dowry to Arthur (according to others, it was made by Merlin for Uther Pendragon.
King Leodegrance (sometimes Leondegrance or some other minor variation) is the father of Queen Guinevere in Arthurian legend.
Leodegrance had served Uther Pendragon, King Arthur's biological father and regnal predecessor, and was entrusted with the keeping of the Round Table at Uther's death.
In later romance Leodegrance is one of the few kings who accept Arthur as their overlord.
Leodegrance appeared to be charmed despite her obvious suspicion of the strangers.
His inflection suggested that, but for Leodegrance listening on the line, he'd have used one of the colorful British metaphors in which he occasionally indulged when startled.
Ban was quietly relaying the story to the Excalibur, suggesting to Leodegrance that the ship go to yellow alert in case these aliens were anywhere near.