Lt.-Cdr. Harold Jack Edmund Dugdale1 
He gained the rank of Lieutenant-Commander in the Royal Navy Reserve.1
Children of Lt.-Cdr. Harold Jack Edmund Dugdale and Stella Rowena Palmes Walker
- Janet Beatrice Dugdale+2 b. 10 Apr 1947
- Diana Elizabeth Dugdale+2 b. 12 Aug 1952
Janet Beatrice Dugdale1
She was educated at Upton Hall Convent, Birkenhead, Cheshire, England.1 From 1972, her married name became Sinkinson.
Children of Janet Beatrice Dugdale and Robert Lewes Sinkinson
- Mark Luis Sinkinson2 b. 1985
- James Alexander Sinkinson2 b. 1991
Robert Lewes Sinkinson1
Children of Robert Lewes Sinkinson and Janet Beatrice Dugdale
- Mark Luis Sinkinson2 b. 1985
- James Alexander Sinkinson2 b. 1991
Mark Luis Sinkinson1
James Alexander Sinkinson1
Diana Elizabeth Dugdale1
She was educated at Upton Hall Convent, Birkenhead, Cheshire, England.1 From 1989, her married name became Kacperek.
Child of Diana Elizabeth Dugdale and Jan Ryszard Kacperek
- Paul Anthony Kacperek2 b. 1993
Jan Ryszard Kacperek1
Child of Jan Ryszard Kacperek and Diana Elizabeth Dugdale
- Paul Anthony Kacperek2 b. 1993
Paul Anthony Kacperek1
Henry Walker1 
Children of Henry Walker and Margaret Rowlands
- Henry Arthur Walker+2 b. 15 Nov 1913, d. 15 Feb 1994
- Monica Diana Walker2 b. 24 Oct 1915
- Margaret Patricia Walker+2 b. 27 Feb 1919
Robert Rowlands1
Child of Robert Rowlands
- Margaret Rowlands+2 d. 1974