diff --git a/tcms/rpc/api/testcase.py b/tcms/rpc/api/testcase.py
index b1a6f4ea26..2eb3849880 100644
--- a/tcms/rpc/api/testcase.py
+++ b/tcms/rpc/api/testcase.py
@@ -3,6 +3,7 @@
 from datetime import timedelta
 
 from django.contrib.auth import get_user_model
+from django.db.models import OuterRef, Subquery
 from django.db.models.functions import Coalesce
 from django.forms import EmailField, ValidationError
 from django.forms.models import model_to_dict
@@ -271,12 +272,18 @@ def filter(query=None):  # pylint: disable=redefined-builtin
     qs = (
         TestCase.objects.annotate(
             expected_duration=Coalesce("setup_duration", timedelta(0))
-            + Coalesce("testing_duration", timedelta(0))
+            + Coalesce("testing_duration", timedelta(0)),
+            last_modified=Subquery(
+                TestCase.history.model.objects.filter(id=OuterRef("pk"))
+                .order_by("-history_date")
+                .values("history_date")[:1]
+            ),
         )
         .filter(**query)
         .values(
             "id",
             "create_date",
+            "last_modified",
             "is_automated",
             "script",
             "arguments",
diff --git a/tcms/rpc/api/testplan.py b/tcms/rpc/api/testplan.py
index 512169d71d..fc512fe907 100644
--- a/tcms/rpc/api/testplan.py
+++ b/tcms/rpc/api/testplan.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-from django.db.models import Count
+from django.db.models import Count, OuterRef, Subquery
 from django.forms.models import model_to_dict
 from modernrpc.core import REQUEST_KEY, rpc_method
 
@@ -88,12 +88,20 @@ def filter(query=None):  # pylint: disable=redefined-builtin
         query = {}
 
     return list(
-        TestPlan.objects.filter(**query)
+        TestPlan.objects.annotate(
+            last_modified=Subquery(
+                TestPlan.history.model.objects.filter(id=OuterRef("pk"))
+                .order_by("-history_date")
+                .values("history_date")[:1]
+            ),
+        )
+        .filter(**query)
         .values(
             "id",
             "name",
             "text",
             "create_date",
+            "last_modified",
             "is_active",
             "extra_link",
             "product_version",
diff --git a/tcms/testcases/static/testcases/js/search.js b/tcms/testcases/static/testcases/js/search.js
index 010b392a3d..eb2c5eb93c 100644
--- a/tcms/testcases/static/testcases/js/search.js
+++ b/tcms/testcases/static/testcases/js/search.js
@@ -157,6 +157,7 @@ export function pageTestcasesSearchReadyHandler () {
                 }
             },
             { data: 'create_date' },
+            { data: 'last_modified' },
             { data: 'category__name' },
             { data: 'component_names' },
             { data: 'priority__value' },
diff --git a/tcms/testcases/templates/testcases/get.html b/tcms/testcases/templates/testcases/get.html
index 8665371a95..250ba6ef21 100644
--- a/tcms/testcases/templates/testcases/get.html
+++ b/tcms/testcases/templates/testcases/get.html
@@ -69,6 +69,11 @@ <h2 class="card-pf-title kiwi-text-align-left">
                     <span class="fa fa-calendar"></span>{{ object.create_date }}
                 </h2>
 
+                <h2 class="card-pf-title kiwi-text-align-left">
+                    <span class="fa fa-pencil"></span>{% trans 'Last modified' %}:
+                    {{ last_modified }}
+                </h2>
+
                 <h2 class="card-pf-title kiwi-text-align-left">
                     <span class="fa fa-clock-o"></span>{% trans 'Setup duration' %}:
                     {{ object.setup_duration|default:"-" }}
diff --git a/tcms/testcases/templates/testcases/search.html b/tcms/testcases/templates/testcases/search.html
index 1cf000552b..085e8605c7 100644
--- a/tcms/testcases/templates/testcases/search.html
+++ b/tcms/testcases/templates/testcases/search.html
@@ -165,6 +165,7 @@
                     <th>{% trans "ID" %}</th>
                     <th>{% trans "Summary" %}</th>
                     <th>{% trans "Created on" %}</th>
+                    <th>{% trans "Last modified" %}</th>
                     <th>{% trans "Category" %}</th>
                     <th>{% trans "Component" %}</th>
                     <th>{% trans "Priority" %}</th>
diff --git a/tcms/testcases/views.py b/tcms/testcases/views.py
index 64c26365ed..28e32eed68 100644
--- a/tcms/testcases/views.py
+++ b/tcms/testcases/views.py
@@ -125,6 +125,11 @@ def get_context_data(self, **kwargs):
         context["executions"] = self.object.executions.select_related(
             "run", "tested_by", "assignee", "case", "status"
         ).order_by("run__plan", "run")
+        context["last_modified"] = (
+            self.object.history.latest().history_date
+            if self.object.history.exists()
+            else self.object.create_date
+        )
         context["OBJECT_MENU_ITEMS"] = [
             (
                 "...",
diff --git a/tcms/testplans/static/testplans/js/search.js b/tcms/testplans/static/testplans/js/search.js
index e3e9270889..50caf05ff1 100644
--- a/tcms/testplans/static/testplans/js/search.js
+++ b/tcms/testplans/static/testplans/js/search.js
@@ -117,6 +117,7 @@ export function pageTestplansSearchReadyHandler () {
                 }
             },
             { data: 'create_date' },
+            { data: 'last_modified' },
             { data: 'product__name' },
             { data: 'product_version__value' },
             { data: 'type__name' },
diff --git a/tcms/testplans/templates/testplans/get.html b/tcms/testplans/templates/testplans/get.html
index a994e89dd7..8a890fad7a 100644
--- a/tcms/testplans/templates/testplans/get.html
+++ b/tcms/testplans/templates/testplans/get.html
@@ -59,6 +59,11 @@ <h2 class="card-pf-title kiwi-text-align-left">
                     <span class="fa fa-calendar"></span>{{ object.create_date }}
                 </h2>
 
+                <h2 class="card-pf-title kiwi-text-align-left">
+                    <span class="fa fa-pencil"></span>{% trans 'Last modified' %}:
+                    {{ last_modified }}
+                </h2>
+
                 <h2 class="card-pf-title kiwi-text-align-left">
                 <span id="product_pk"
                       class="fa fa-shopping-cart"></span>{% trans 'Product' %}:
diff --git a/tcms/testplans/templates/testplans/search.html b/tcms/testplans/templates/testplans/search.html
index 2766146842..443693e37f 100644
--- a/tcms/testplans/templates/testplans/search.html
+++ b/tcms/testplans/templates/testplans/search.html
@@ -116,6 +116,7 @@
                     <th>{% trans "ID" %}</th>
                     <th>{% trans "Test plan" %}</th>
                     <th>{% trans "Created on" %}</th>
+                    <th>{% trans "Last modified" %}</th>
                     <th>{% trans "Product" %}</th>
                     <th>{% trans "Version" %}</th>
                     <th>{% trans "Type" %}</th>
diff --git a/tcms/testplans/views.py b/tcms/testplans/views.py
index 10e66a703a..a676a69066 100644
--- a/tcms/testplans/views.py
+++ b/tcms/testplans/views.py
@@ -136,6 +136,11 @@ def get_context_data(self, **kwargs):
         context["test_runs"] = TestRun.objects.filter(
             plan_id=self.object.pk, stop_date__isnull=True
         ).order_by("-id")[:5]
+        context["last_modified"] = (
+            self.object.history.latest().history_date
+            if self.object.history.exists()
+            else self.object.create_date
+        )
         context["OBJECT_MENU_ITEMS"] = [
             (
                 "...",