John Frederick Maunsell (born 1916) (b. 1916) Parents Isabel Margaret Tarbet Debonnaire Frederick Maunsell Children Mary Wycliffe Debonnaire Maunsell Honor Susan Debonnaire Maunsell John Selwyn Debonnaire Maunsell Siblings Patrick Debonnaire Maunsell Margaret Debonnaire Maunsell Partners Philippa Mary Catherine Wycliffe Turner Phyllis Walpole