Sir Marmaduke Adrian Francis William Blennerhassett, 7th Bt.

(born 1940) (1940–2022)

Parents

• Sir Marmaduke Charles Henry Joseph Casimir Blennerhassett, 6th Bt.
• Gwenfra Mary Morgan

Children

• Charles Henry Marmaduke Blennerhassett
• Celina Mary Charlotte Blennerhassett

Partners

• Carolyn Margaret Brown