| Addison | Friend | | Lieutenant Colonel | Source: Nominal roll in WO127 |
| Ahrenbeck | George W | | Trooper | Source: Nominal roll in WO127 |
| Alder | James John | 83 | Trooper | Source: Nominal roll in WO127 |
| Allanson | Frank James | | Trooper | Source: Nominal roll in WO127 |
| Allen | Alexander | | Trooper | Source: Nominal roll in WO127 |
| Allen | Alfred Cecil | | Trooper | Source: Nominal roll in WO127 |
| Allen | John W | | Trooper | Source: Nominal roll in WO127 |
| Allen | William Arthur | | Trooper | Source: Nominal roll in WO127 |
| Amm | G S | | Trooper | Source: Nominal roll in WO127 |
| Anderson | A | | Trooper | Source: Nominal roll in WO127 |
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