I think Lancelot killed him
Sir Gawain is in many different Arthurian stories, is nearly killed in several instances and then, in the final installment of the Vulgate Cycle, is killed from a wound sustained in a duel with Lancelot. You need to be more specific in order to get the answer you are looking for.
No one actually knows who, but he was killed trying to retake Camalot from Mordred.
Sir Lancelot died from a brutal sword slash and he ended up with his head on a spike. However, there are a various versions of the Arthurian tales and, in some, Sir Lancelot accepts his role in the downfall of Camelot, retires to a monastery, and dies of old age.
In "Sir Gawain and the Green Knight," it is the Green Knight who declares Gawain purged of his sins after Gawain confesses his wrongdoing and accepts his penance. The Green Knight acknowledges Gawain's honesty and humility, forgiving him for his betrayal.
Shakti Gawain was born in 1948.
Gawain - opera - was created in 1994.
sir gawain was born in 1101
Gawain Jones was born on 1987-12-11.
The Tagalog word for task is "gawain" or "tungkulin."
The Green Knight tests Gawain two-fold. First by having his wife try to seduce Gawain, and second, by making a pact with Gawain that the two should exchange whatever they had acquired that day. The Green Knight tests Gawain's honesty and character.
The green girdle is a test of Gawain's honesty and integrity. By giving Gawain the girdle, the Green Knight is testing Gawain's commitment to truth and honor, as Gawain promised to give whatever he won on his quest to the Green Knight. The girdle becomes a symbol of Gawain's personal moral dilemma and his struggle to uphold his knightly virtues.