diff --git a/backend/app/routers/journal.py b/backend/app/routers/journal.py
index ce4fd50..58d9dd0 100644
--- a/backend/app/routers/journal.py
+++ b/backend/app/routers/journal.py
@@ -1,6 +1,8 @@
 """Consultation du journal d'audit."""
+from datetime import date, datetime, time, timezone
+
 from fastapi import APIRouter, Depends
-from sqlalchemy import select
+from sqlalchemy import or_, select
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.core.database import get_db
@@ -46,13 +48,36 @@ async def journal_actions(
 @router.get("/historique")
 async def historique_modifications(
     limite: int = 100,
+    date_debut: date | None = None,
+    date_fin: date | None = None,
+    membre_id: str | None = None,
+    table_cible: str | None = None,
+    action: str | None = None,
+    q: str | None = None,
     executif=Depends(require_executif),
     db: AsyncSession = Depends(get_db),
 ):
     limite = max(1, min(limite, 500))
+    query = select(HistoriqueModification).where(HistoriqueModification.groupe_id == executif.groupe_id)
+    if date_debut:
+        query = query.where(HistoriqueModification.cree_le >= datetime.combine(date_debut, time.min, tzinfo=timezone.utc))
+    if date_fin:
+        query = query.where(HistoriqueModification.cree_le <= datetime.combine(date_fin, time.max, tzinfo=timezone.utc))
+    if membre_id:
+        query = query.where(HistoriqueModification.membre_id == membre_id)
+    if table_cible:
+        query = query.where(HistoriqueModification.table_cible == table_cible)
+    if action:
+        query = query.where(HistoriqueModification.action == action)
+    if q:
+        terme = f"%{q.strip()}%"
+        query = query.where(or_(
+            HistoriqueModification.raison.ilike(terme),
+            HistoriqueModification.action.ilike(terme),
+            HistoriqueModification.table_cible.ilike(terme),
+        ))
     result = await db.execute(
-        select(HistoriqueModification)
-        .where(HistoriqueModification.groupe_id == executif.groupe_id)
+        query
         .order_by(HistoriqueModification.cree_le.desc())
         .limit(limite)
     )
diff --git a/frontend/src/pages/JournalActions.jsx b/frontend/src/pages/JournalActions.jsx
index 477575d..2510794 100644
--- a/frontend/src/pages/JournalActions.jsx
+++ b/frontend/src/pages/JournalActions.jsx
@@ -2,28 +2,71 @@ import React, { useEffect, useState } from 'react';
 import { useStore } from '../stores/store';
 import { api } from '../stores/api';
 
+const DOMAINES = [
+  ['', 'Tous les domaines'],
+  ['propositions', 'Gouvernance'],
+  ['pv_reunions', 'Procès-verbaux'],
+  ['collectes', 'Collectes'],
+  ['depenses', 'Dépenses'],
+  ['envois_contributions', 'Contributions'],
+  ['reserves', 'Réserves'],
+  ['operations_bancaires', 'Opérations bancaires'],
+  ['mouvements_reserves', 'Virements réserves'],
+  ['litterature', 'Littérature'],
+  ['reunions', 'Rencontres'],
+  ['destinataires_contributions', 'Destinataires'],
+];
+
 export default function JournalActions() {
   const { setPage } = useStore();
   const [actions, setActions] = useState([]);
   const [historique, setHistorique] = useState([]);
+  const [membres, setMembres] = useState([]);
   const [tab, setTab] = useState('historique');
+  const [filtres, setFiltres] = useState({ date_debut: '', date_fin: '', membre_id: '', table_cible: '', action: '', q: '' });
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState('');
 
-  useEffect(() => {
-    Promise.all([
-      api.get('/journal/historique?limite=100'),
-      api.get('/journal/actions?limite=100'),
-    ])
-      .then(([hist, acts]) => { setHistorique(hist); setActions(acts); })
-      .catch((e) => setError(e.message))
-      .finally(() => setLoading(false));
-  }, []);
+  const historiqueQuery = (source = filtres) => {
+    const params = new URLSearchParams({ limite: '100' });
+    Object.entries(source).forEach(([key, value]) => {
+      if (value) params.set(key, value);
+    });
+    return `/journal/historique?${params.toString()}`;
+  };
+
+  const charger = async (sourceFiltres = filtres) => {
+    setLoading(true);
+    setError('');
+    try {
+      const [hist, acts, mbrs] = await Promise.all([
+        api.get(historiqueQuery(sourceFiltres)),
+        api.get('/journal/actions?limite=100'),
+        api.get('/membres/actifs'),
+      ]);
+      setHistorique(hist);
+      setActions(acts);
+      setMembres(mbrs);
+    } catch (e) {
+      setError(e.message);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  useEffect(() => { charger(); }, []);
 
   const formatDate = (value) => new Date(value).toLocaleString('fr-CA', {
     dateStyle: 'medium',
     timeStyle: 'short',
   });
+  const updateFiltre = (key, value) => setFiltres((f) => ({ ...f, [key]: value }));
+  const resetFiltres = () => {
+    const vides = { date_debut: '', date_fin: '', membre_id: '', table_cible: '', action: '', q: '' };
+    setFiltres(vides);
+    charger(vides);
+  };
+  const actionsDisponibles = [...new Set(historique.map((item) => item.action))].sort();
 
   return (
     <div className="min-h-screen bg-gray-100">
@@ -44,6 +87,42 @@ export default function JournalActions() {
             Technique
           </button>
         </div>
+        {tab === 'historique' && (
+          <div className="bg-white rounded-2xl p-4 shadow-sm space-y-3">
+            <input
+              value={filtres.q}
+              onChange={(e) => updateFiltre('q', e.target.value)}
+              placeholder="Rechercher dans les raisons"
+              className="w-full p-3 bg-gray-50 rounded-xl border-0 focus:ring-2 focus:ring-aa-blue text-sm"
+            />
+            <div className="grid grid-cols-2 gap-2">
+              <input type="date" value={filtres.date_debut} onChange={(e) => updateFiltre('date_debut', e.target.value)}
+                className="w-full p-3 bg-gray-50 rounded-xl border-0 focus:ring-2 focus:ring-aa-blue text-sm" />
+              <input type="date" value={filtres.date_fin} onChange={(e) => updateFiltre('date_fin', e.target.value)}
+                className="w-full p-3 bg-gray-50 rounded-xl border-0 focus:ring-2 focus:ring-aa-blue text-sm" />
+            </div>
+            <div className="grid grid-cols-2 gap-2">
+              <select value={filtres.membre_id} onChange={(e) => updateFiltre('membre_id', e.target.value)}
+                className="w-full p-3 bg-gray-50 rounded-xl border-0 focus:ring-2 focus:ring-aa-blue text-sm">
+                <option value="">Tous les membres</option>
+                {membres.map((m) => <option key={m.id} value={m.id}>{m.prenom}</option>)}
+              </select>
+              <select value={filtres.table_cible} onChange={(e) => updateFiltre('table_cible', e.target.value)}
+                className="w-full p-3 bg-gray-50 rounded-xl border-0 focus:ring-2 focus:ring-aa-blue text-sm">
+                {DOMAINES.map(([value, label]) => <option key={value || 'all'} value={value}>{label}</option>)}
+              </select>
+            </div>
+            <select value={filtres.action} onChange={(e) => updateFiltre('action', e.target.value)}
+              className="w-full p-3 bg-gray-50 rounded-xl border-0 focus:ring-2 focus:ring-aa-blue text-sm">
+              <option value="">Toutes les actions</option>
+              {actionsDisponibles.map((action) => <option key={action} value={action}>{action}</option>)}
+            </select>
+            <div className="grid grid-cols-2 gap-2">
+              <button onClick={charger} className="p-3 bg-aa-blue text-white rounded-xl text-sm font-bold">Filtrer</button>
+              <button onClick={resetFiltres} className="p-3 bg-gray-100 text-gray-600 rounded-xl text-sm font-bold">Réinitialiser</button>
+            </div>
+          </div>
+        )}
         {loading && <p className="text-gray-500 text-center py-8">Chargement...</p>}
         {error && <div className="bg-red-50 text-red-600 p-3 rounded-xl text-sm">{error}</div>}
         {!loading && tab === 'historique' && historique.length === 0 && (