Is Gyrnol John Brydges Cockburn
| Enw: | Cockburn , John Brydges |
| Rheng: | Is Gyrnol |
| Bataliwn: | 17 RWF 2 RWF |
Gwobrau:
Trefn Gwasanaeth Nodedig (LG 11/01/19) Crybwyllir mewn anfoniadau (LG 31/05/1916, 23/05/1918, 08/07/1919)
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| Enw: | Cockburn , John Brydges |
| Rheng: | Is Gyrnol |
| Bataliwn: | 17 RWF 2 RWF |
Trefn Gwasanaeth Nodedig (LG 11/01/19) Crybwyllir mewn anfoniadau (LG 31/05/1916, 23/05/1918, 08/07/1919)
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