Thomas Blennerhassett (born 1700) (1700–1767) Parents John Blennerhassett Elizabeth Cross Children Siblings John Blennerhassett Mary Blennerhassett Tryphena Blennerhassett Elizabeth Blennerhassett Anne Blennerhassett Arthur Blennerhassett Edward Blennerhassett Benjamin Blennerhassett Conway Blennerhassett