From Tar Valon Library
A similar entry appears in the Wheel of Time Companion confirming the information available in the main story arc.
Author: Kyria d'Oreyn
Mistress Ahan is a woman from Emond's Field and Kenley Ahan's mother. She is a handsome woman with white streaks in her nearly black braid.
She calls for her son when Perrin returns from a battle with Trollocs. Kenley had joined him and died.
(Reference: The Shadow Rising, Chapter 43)