| Name | Harold Gordon MAYO |
| Rank/Number | Pioneer / 230632 |
| Regiment/Unit | Royal Engineers / Pigeon Service |
| Enlisted | Chesham |
| Age/Date of death | 34 / 26 Apr 1918 |
| How died/Theatre of war | Killed in action / France & Flanders |
| Residence at death | |
| Cemetery | Klein-Vierstraat British Cemetery, Heuvelland, Belgium |
| Grave Reference | VI.B.28 |
| Location of memorial | Chesham |
| Date/Place of birth | c1884 / Chesham |
| Date/Place of baptism | |
| Occupation of Casualty | |
| Parents/Occupation | William & Annie Maria Mayo / grocer, butcher, beer agent |
| Parents' Address | 1918: Station Road, Chesham |
| Wife | Kate Mayo |
| Wife's Address | 109 Church St, Chesham |
| Notes | brother of Alick Maurice Mayo |