| # | Children | Name | Born | Died | Father | Mother |
|---|
| 1 | | | b. 30 Jan 1939 | d. 26 Apr 2009 | Jestyn Reginald Austin Plantagenet PHILIPPS, 2nd Viscount St Davids | Doreen Guinness Jowett |
| 2 | | | b. 1940 | d. 2005 | Jestyn Reginald Austin Plantagenet PHILIPPS, 2nd Viscount St Davids | Doreen Guinness Jowett |
| 3 | | | | | Jestyn Reginald Austin Plantagenet PHILIPPS, 2nd Viscount St Davids | Doreen Guinness Jowett |
| 4 | | | | | Jestyn Reginald Austin Plantagenet PHILIPPS, 2nd Viscount St Davids | Doreen Guinness Jowett |
| 5 | | | | | Jestyn Reginald Austin Plantagenet PHILIPPS, 2nd Viscount St Davids | Doreen Guinness Jowett |
1917 - 1991 (74 years)