| Nom | Prénom | Caserne |
| SEYNAVE | Oscar | Ribérac |
| SEYTRE | Antoine | |
| SEYTY | Gaston François | Grenoble |
| SEYVE | Antoine Marius | Lyon |
| SIAUX | Antonin Marius | |
| SIBERT | Claudius François | Montauban |
| SIBERT | Michel | Menton |
| SIBEUD | Julien Régis | |
| SIBILAT | Joseph Ferdinand Victor | Vienne |
| SIBILLE | Jean Louis | Vienne |
| SIBUÉ | Victorin | Romans |
| SIBUET | Jean Marie | Besançon |
| SICARD | Antoine Joseph | Corte |
| SICARD | Joseph Alphonse | Rosny sous Bois |
| SICAUD | Fernand | |
| SICAUD | Jean Marie | Belley |
| SIEGFRIED | Georges Michel | |
| SIEULLE | Charles Jean Louis | |
| SIFFLET | Philibert | Versailles |
| SIGONNEAU | Maurice Victor Henri | Orléans |
| SIGONNEY | Charles Joseph | Marseille |
| SILVAIN | Léon Joseph Noël | Chaumont |
| SILVAN | Romain | Vienne |
| SILVENT | Marius Antoine | Lyon |
| SILVENT | Pierre Joseph | Lyon |
| SILVESTRE | Benoît | |
| SILVESTRE | Jean Adelin | |
| SIMATIS | André Joseph | Grenoble |
| SIMOËNS | Jules Alphonse | Rodez |
| SIMON | Charles | Blois |
| SIMON | Claude Marie | Clermont-Ferrand |
| SIMON | Clotaire | |
| SIMON | Édouard | |
| SIMON | Édouard | Montélimar |
| SIMON | Émile | Narbonne |
| SIMON | Georges Nathan | |
| SIMON | Henri Paul Antoine | Briançon |
| SIMON | Joannès | Toulon |
| SIMON | Joseph | Vienne |
| SIMON | Léon | Grenoble |
| SIMON | Lucien Albert | Grenoble |
| SIMON | Paul Louis Gustave | |
| SIMON | Pétrus Jean | |
| SIMON | Raoul Daniel Ambroise | |
| SIMON | René Salomon | Gap |
| SIMON de la ROCHETTE | Alfred Louis Antoine Paul | Auxonne |
| SIMOND | James Louis | Annecy |
| SIMOND | Louis | |
| SIMONDAN | François Alexis Marius | Grenoble |
| SIMONDANT | Charles Benoît | Briançon |
| SIMONDIN | Jules | |
| SIMONDIN | Louis | Chambéry |
| SIMONET | Marcel Fleury Camille | |
| SIMONET | Tony Léon | Versailles |
| SIMONIN | Alexandre Jules | Besançon |
| SIMONNET | François | |
| SIMONNET | Louis Claude Antoine | Romans |
| SIMONNET | Philibert | |
| SIMPLET | Joseph | |
| SIMPLET | Joseph | |
| SIMPLET | Louis Joseph | |
| SINTUREL | Louis Ernest | Vienne |
| SINTUREL | Louis Ernest | Vienne |
| SIRAND PUGNET | Jean Baptiste | |
| SIRDEY | Alexandre Louis Eugène | Confolens |
| SIRET | Fernand Edmond | Vannes |
| SIRIÉ | Eugène Marius | Lyon |
| SIRIEIX | Jean Émile | Cahors |
| SIROT | Abel Jean Albert | |
| SIRUGUE | Émile | |
| SIVAS | François Frédéric | |
| SIVELLE | Florentin Georges | Bourg |
| SIVELLE | Jean Claude | Langres ? |
| SIVIGNON | Henri Claude | Montélimar |
| SIXDENIER | Émile Joseph | |
| SOANEN | Jean jacques | Sens |
| SOBOUL | Marius Henri | Nice |
| SOBRAQUÈS | Maurice Edmond | Lyon |
| SOENEN | Jules René | Dôle |
| SOFFIETTO | François | Toulon |
| SOGNO | Joseph Émile | Vienne |
| SOGNO | Louis Flavien Gaston | Toulon |
| SOITEL | Alfred | |
| SOIX | Henri Jean Joseph | Quimper |
| SOLÉAN | Claude | |
| SOLÉAN | Marius Michel | Lyon |
| SOLEIL | Joseph | Bellac |
| SOLEILHAC | Antoine Alphonse | |
| SOLEILHAC | Jean Antoine Régis | Lyon |
| SOLEILLAND | Émile Jules | |
| SOLÉTY | Michel Jacques | Annecy |
| SOLICHON | Jean Marie Louis | Lyon |
| SOLVICHE | Gabriel Julien | Toulon |
| SOLY | Joseph | Bourg |
| SOMMET | Antoine | Marseille |
| SONDAZ | Charles | |
| SONDAZ | Maurice Marius Léon | Rouen |
| SONIER | Louis Joseph | |
| SONNERY | Emmanuel Maurice Victor | |
| SONNIER | Louis François | Orange |