Sir Richard de Braose, said to be a younger son (not fully documented), Lord of Stinton, Norfolk; Brumlagh, Surrey; Ludborough, co Lincoln; Akenham, Hasketon, Stradbrooke, and Rouse Hall, Suffolk, all in right of his wife; also granted part of the manor of Thorganby, co York by his brother William; born before 1232, died before 18 June 1292, buried Woodbridge Priory; married before 9 Sep 1265 Alice le Rus, widow of Richard Longespee, died shortly before 28 Jan 1300/1, daughter and heir of William le Rus of Stinton, Norfolk by Agatha (dsp shortly before 27 Dec 1261), daughter and heir of Roger de Clere of Brumlegh, Surrey and Ludborough, Lincoln. [Magna Charta Sureties]
Note: I am not sure how to read the above. MCS cannot mean that Agatha "dsp" because in the same statement she is said to have a daughter (Alice) by her husband William le Rus.
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SIR RICHARD DE BREUSE, a younger son of John de Breuse, Lord of Bramber and Gower, by Margaret, daughter of Llewelyn ap lorwerth, PRINCE OF NORTH WALES, born 1232. He was summoned cum equis et armis 12 December 1276 to 14 June 1287, and to attend the King at Shrewsbury, 28 June 1283, by writs directed Ricardo de Brehuse or Breuse.
He married, before 9 September 1265 Alice, widow of Richard LUNGESPEYE (who died s.p. shortly before 27 Dec. 1261, and daughter and heir of William LE Rus, of Stinton, Norfolk, Akenham and Whittingham, Suffolk, by Agatha. daughter and heir of Roger DE CLERE, of Bramley, Surrey, and Ludborough, co. Lincoln. She was born 25 December 1245 or 1247, or 1 January 1245/6. He died before 18 June 1292 (i). His widow died shortly before 28 January 1300/1. They were buried in Woodbridge Priory. [Complete Peerage II:304, (transcribed by Dave Utzinger)]
(i) At which time his widow was claiming her dower. On the morrow of St. John the Baptist 25 Edward I, Richard de Brewose obtained from (his mother) Alice, que fuit uxor Ricardi de Brewesa, the manor of Stradbroke, Suffolk. The younger Richard m. Alianore. He was summoned cum equis et armis 12 Mar 1300/1. Blomefield erroneously assigns to the elder Richard the Inq.p.m. on his nephew Richard, for which see p. 308, note "d".