Kurš apprecējās ar Alphonse, Count of Poitiers?

Alphonse (11 November 1220 – 21 August 1271) was the Count of Poitou from 1225 and Count of Toulouse (as Alphonse III) from 1249. As count of Toulouse, he also governed the Marquisate of Provence.

Joan (1220 – 25 August 1271) was Countess of Toulouse from 1249 until her death. She was the only child of Raymond VII, Count of Toulouse by his first wife Sancha of Aragon.