He [Warin de Munchensy] married Agnes, younger daughter and coheir of Payn FITZ JOHN, by his wife Sybil. Warin died in or before 1162, when his relict was wife of Haldenald DE BIDUN, whom she survivcd. In 1185 she was a widow, said to be aged 60, with 3 sons, Sir Ralph and Sir William de Munchensy, knights, and Hubert de Munchensy, a clerk. She appears to have died between Michaelmas 1190 and Michaelmas 1191. [Complete Peerage IX:418-9, (transcribed by Dave Utzinger)]