Petronilla de Grandmesnil, Countess of Leicester
Petronilla de Grandmesnil , Countess of Leicester ( 1145 – 1212 ) was the wife of Robert de Beaumont , 3rd Earl of Leicester , known as "Blanchmains" ( d . 
<triplet> Robert de Beaumont, 3rd Earl of Leicester <subj> Petronilla de Grandmesnil, Countess of Leicester <obj> spouse