Gilbert Crispin de Brienne
Gilbert Crispin was born about 0979 in Normandy, France.  He died about 1040.

 Beatrice de Falaise
Beatrice was born after 1012.  She died on April 10th, 1085.  She was buried in Le Treport Abbey.

 William Crispin
William was born before 1035.

 Elisie (Hesilis) Crispin
Elisie (Hesilis) was born in Normandy, France.  She died after 1050.