Me reading: Helient, Ilene, Lady of the lake- LADY OF THE LAKE?! GAWAIN SLEPT WITH LANCELOT'S MOM?!?
is there a list of all the women gawain had been with?
Aislyn (see Ragnelle)
Aleta (Prince Valiant (1954))
Amie (Beaudous by Robert de Blois)
Amurfina (The Crown by Heinrich von dem Türlin)
Antikonie (Parzival by Wolfram von Eschenbach)
Arcade/Ettarde (Post-Vulgate/Le Morte d’Arthur by Sir Thomas Malory)
Beauté (Gilglois)
Bertilak, Lady (Sir Gawain and the Green Knight, Arthur Rex by Thomas Berger)
Blanchadine (Floriant et Florete)
Blanchemal the Fay (Le Bel Inconnu)
Bloiesine (4th Perceval Continuation)
Carlisle, Daughter of (The Carle of Carlisle)
Carlisle, Lady (The Carle of Carlisle)
Elaine of Astolat (The Legend of King Arthur (1979))
Elidan (Hawk of May by Gillian Bradshaw)
Emma (see Ragnelle)
Enid the Faultless (Lanzelet by Ulrich von Zatzikhoven)
Essel (The Green Knight (2021))
Florée (Le Livre d'Artus)
Florie of Syria (Wigalois by Wirnt von Grafenberg)
Gay Maiden (Pulzella Gaia)
Guilorete of Lis (1st Perceval Continuation, Perceval (1978))
Gwendolen (The Masque of Gwendolen by Reginald Heber)
Halaés (Le Livre d'Artus)
Helient of North Wales (Vulgate)
Ilene (Prince Valiant (1954))
Lady of the Lake (Arthur Rex by Thomas Berger)
Linet (Gawain and the Green Knight (1973), Sword of the Valiant (1984))
Lorie of Roche Florie (The Marvels of Rigomer)
Luned/Lunette (The Lady of the Well, Yvain, Ywain, Iwein, Íven)
Marjorie (Gawain and Marjorie)
Morgana (Excalibur (1981))
Olwen (Arthur the Bear of Britain by Edward Frankland)
Orgeluse the Haughty (Parzival by Wolfram von Eschenbach)
Ragnelle (Loathly Lady Master Post)
Raquel (see Ragnelle)
Risa (see Ragnelle)
Risa (Guinevere by Sharan Newman)
Rosalie (The Mantel)
Schartine of China (Gabein)
Tanrée (2nd Perceval Continuation)
Venelas (Le Mantel Mautaillié)
Ydain (The Lancelot Compilation)
Ysabele (Roman Van Walewein)
Sources supplemented by The Arthurian Name Dictionary by Christopher W. Bruce, The Arthurian Handbook by Norris J. Lacy and Geoffrey Ashe, and my own knowledge. If there's a lady I missed, don't hesitate to say so, and I'll add her!