Mary Laing (died 1892) (1801–1892) Parents James Laing Children John Willoughby Coventry George Walter Thomas Coventry Mary Theresa Burdett Coventry Gilbert George Coventry William George Coventry Henry William Coventry Frederica Mary Coventry Henry William Coventry Barbara Frederica Beaujolois Coventry Gilbert Thomas Coventry Eleonora Julia Coventry Partners William James Coventry