Medieval Welsh · 9 min read
Rhiannon and Pwyll
This story includes an unwanted arranged marriage, deception, a man trapped in a bag, threats, and non-graphic beating. Rhiannon stops the violence and arranges a binding settlement.
The rider at Gorsedd Arberth
After a year and a day had passed, Pwyll, prince of Dyfed, sat with his companions on the mound called Gorsedd Arberth. A woman appeared along the road wearing shining gold and riding a large pale-white horse. The animal seemed to move at a steady walk.
Pwyll sent his fastest rider to ask who she was. The messenger urged his horse to a gallop, yet the woman drew farther away without changing pace. A second rider failed, then a third. The next day Pwyll tried himself. However fiercely he rode, the calm white horse remained beyond reach.
At last he called to her to stop. She did. She told him, with dry good sense, that it would have been better for his horse if he had asked sooner. Her name was Rhiannon, daughter of Hefeydd the Old, and she had come because she had chosen Pwyll.
Rhiannon chooses
Rhiannon’s family intended her for Gwawl son of Clud, a man she did not want to marry. She asked Pwyll to meet her a year from that day at her father’s court, where a wedding feast would be prepared. Pwyll agreed, and she rode away.
A year later he arrived with a hundred companions. The tables filled, music sounded, and Rhiannon sat beside him. During the feast a tall stranger entered and asked Pwyll for a favor. Wanting to appear generous, Pwyll promised to grant whatever was requested before asking the man’s name or purpose.
The stranger was Gwawl. He demanded Rhiannon and the feast prepared for her marriage. Pwyll could not pretend his words had not been spoken. Rhiannon rebuked his thoughtless promise, but she did not surrender her choice. Instead she devised a way to delay Gwawl for another year and gave Pwyll a small enchanted bag.
The bag that cannot be filled
When the second wedding feast arrived, Pwyll entered the court disguised as a poorly dressed traveler. He carried the bag and asked Gwawl for one simple gift: enough food to fill it. Gwawl readily agreed.
Servants poured in meat and bread, but the bag remained empty. Basket after basket vanished inside without raising its bottom. Gwawl demanded an explanation. The traveler said the bag would never be full until a wealthy man pressed the food down with both feet and declared that enough had been placed within.
Eager to end the nuisance, Gwawl stepped into the bag. Pwyll pulled it over him and tied it closed. Pwyll’s companions rushed into the hall, each striking the bag with a foot or staff and asking what game was being played. They called it Badger-in-the-Bag. Inside, Gwawl cried for mercy.
A settlement instead of a death
Pwyll’s men would have continued, but Rhiannon stopped them. It was enough, she said, for Gwawl to provide guarantees that he would release her and never seek revenge. Her father and the other nobles agreed that a settlement could restore the feast without taking a life.
Gwawl promised payment for the damage and pledged that he would not pursue Rhiannon again. Worthy guarantors stood for his word. Only then was the bag opened. Bruised and humiliated, Gwawl departed with his people.
The hall was set in order and the guests returned to their places. Rhiannon’s feast became hers again, not because Pwyll had outmatched her wisdom, but because he finally followed the plan she made after his mistake. The next day Rhiannon and Pwyll were married, and they traveled together toward Dyfed.
The pace of the white horse
The First Branch continues beyond their courtship, through joy, terrible accusation, endurance, and restoration. Those belong to a longer telling. Here, keep the earlier image: Rhiannon moving at the pace she chooses while every rider who tries to seize the moment by force exhausts himself behind her.
Pwyll succeeds only when he asks her to wait. Later, when his careless words threaten her future, success comes only when he listens to her answer. Power in this part of the tale is not merely speed, rank, or public generosity. It is the ability to choose, to think past a mistake, and to stop punishment once justice has been secured.
Let the feast quiet now. Somewhere beyond Arberth, a pale horse carries two travelers toward Dyfed at an unhurried walk. Nothing needs to chase them. The road will keep its distance until morning.
About this telling
The courtship episode in Pwyll Prince of Dyfed, the First Branch of the Mabinogi
This edition adapts Rhiannon’s courtship and the bag episode from the First Branch of the Mabinogi, not the whole Branch. It ends with her marriage to Pwyll and does not compress the later disappearance of their son, false accusation, and penance into a coda. Pwyll’s error remains his own: he grants an unknown petitioner an unrestricted favor after Rhiannon warns him. Rhiannon designs the remedy and stops Gwawl’s beating once sufficient guarantees have been given.
Version note
First Mythic Dream edition, source-checked 21 August 2026 against a literal translation based on the White Book of Rhydderch and the National Library of Wales manuscript record. Welsh names retain their source spelling where practical.
Sources
Sources guide the factual spine of each retelling. The prose is original to Mythic Dream.
- Pwyll Prince of Dyfed — Anonymous; literal English translation by Will Parker, The Four Branches of the Mabinogi
Primary medieval narrative in translation for the uncatchable rider, Rhiannon’s choice, Pwyll’s promise, the inexhaustible bag, and the settlement with Gwawl.
- White Book of Rhydderch — National Library of Wales
Institutional manuscript record for Peniarth MS 4, the earliest surviving compendium containing the Four Branches of the Mabinogi, copied in the mid-fourteenth century.