Sir Leonard Blennerhassett (died 1639) (1586–1639) Parents Frances Sampson Thomas Blennerhassett Children Audley Blennerhassett Catherine Blennerhassett Leonard Blennerhassett Elizabeth Blennerhassett Lucy Blennerhassett Henry Blennerhassett Siblings Edward Blennerhassett Mary Blennerhassett Margaret Blennerhassett Samuel Blennerhassett Partners Deborah Mervyn