High Quality Content by WIKIPEDIA articles! "Yonec" is one of the Lais of Marie de France, written in the twelfth century by the French poet known only as Marie de France. Yonec is a Breton lai, a type of narrative poem. The poem is written in the Anglo-Norman dialect of Old French in rhyming couplets of eight syllables each. This lai tells the story of a woman who seeks to escape a loveless marriage, and of the child born from the love that she found elsewhere.