1166) was a member of the wealthy and powerful de Clare family and a strong patron of Monmouth Priory.
[2] Her father being already dead by that date,[3] the wedding was celebrated at Striguil Castle (Chepstow), stronghold of her brother Gilbert Fitz Gilbert de Clare, who gave the bride away.
[2] Rohese is most notable for her generosity to Monmouth Priory beginning soon after her marriage.
[4] The gift was put into effect "on the Feast of St. Martin next following" at a ceremony at Monmouth attended by Rohese's brothers Walter and Gilbert and by Gilbert's wife Isabel de Beaumont[4] (a former mistress of Henry I[5]).
The gift consisted of a tithe of the regular revenues of the town of Monmouth, to be paid in installments three times each year.