| Sayles | Herbert William | 3226 | Trooper | Source: Nominal roll in WO127 |
| Schello | Louis Henry | 3595 | Trooper | Source: Nominal roll in WO127 |
| Schipper | Phillip | 9798 | Trooper | Source: Nominal roll in WO127 |
| Schuhardt | William Taymouth | 23486 | Sergeant | Source: Nominal roll in WO127 |
| Schumann | Bornhorst ? Edward | 23527 | Trooper | Source: Nominal roll in WO127 |
| Scothern | Albert Ernest | 4531 | Trooper | Source: Nominal roll in WO127 |
| Scott | William Henry | 9723 | Trooper | Source: Nominal roll in WO127 |
| Scrimshaw | Sydney A | 25351 | Trooper | Source: Nominal roll in WO127 |
| Sealeaf | Alfred | 9718 | Trooper | Source: Nominal roll in WO127 |
| Sealy | Harold | 9569 | Trooper | Source: Nominal roll in WO127 |
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