| Name | Harry Adams PRIEST (d) |
| Rank/Number | Chief Officer (Captain) |
| Regiment/Unit | Mercantile Marine RNVR / SS 'Sea Serpent' (London) |
| Enlisted | |
| Age/Date of death | 41 / 23 Mar 1916 |
| How died/Theatre of war | / |
| Residence at death | Clovernook, Belmont Rd, London |
| Cemetery | Tower Hill Memorial, London |
| Grave Reference | |
| Location of memorial | Buckingham |
| Date/Place of birth | c1873 / Akeley |
| Date/Place of baptism | 13 Apr 1873 Buckingham |
| Occupation of Casualty | mercantile seaman |
| Parents/Occupation | Henry & Ellen Priest / sexton |
| Parents' Address | 1891: Cemetery Lodge, Brackley Rd, Buckingham |
| Wife | Nellie Clare Priest nee Harwood |
| Wife's Address | 46 Belmont Rd, West Green, S Tottenham |
| Notes | died when ship struck a mine |