Brien Cokayne, 1st Baron Cullen of Ashbourne British businessman and banker (1864–1932) Parents George Edward Cokayne Mary Dorothea Gibbs Children John O'Brien Marsham Cokayne Charles Cokayne, 2nd Baron Cullen of Ashbourne Dorothy Grace Cokayne Edmund Willoughby Marsham Cokayne, 3rd Baron Cullen of Ashbourne Barbara Mary Cokayne Ruth Margaret Cokayne Siblings Blanche Dorothea Cokayne Mary Beatrice Georgiana Adams Borlase Warren Cokayne Francis Stewart Cokayne Caroline Louisa Cokayne Sylvia Beatrice Cokayne Morton Willoughby Cokayne Partners Grace Margaret Marsham