diff --git a/addons/spreadsheet_dashboard/i18n/spreadsheet_dashboard.pot b/addons/spreadsheet_dashboard/i18n/spreadsheet_dashboard.pot
index 91d94d264e8..98fe3c697bb 100644
--- a/addons/spreadsheet_dashboard/i18n/spreadsheet_dashboard.pot
+++ b/addons/spreadsheet_dashboard/i18n/spreadsheet_dashboard.pot
@@ -196,3 +196,10 @@ msgstr ""
 #: model:spreadsheet.dashboard.group,name:spreadsheet_dashboard.spreadsheet_dashboard_group_website
 msgid "Website"
 msgstr ""
+
+#. module: spreadsheet_dashboard
+#. odoo-python
+#: code:addons/spreadsheet_dashboard/models/spreadsheet_dashboard_group.py:0
+#, python-format
+msgid "You cannot delete %s as it is used in another module."
+msgstr ""
diff --git a/addons/spreadsheet_dashboard/models/spreadsheet_dashboard_group.py b/addons/spreadsheet_dashboard/models/spreadsheet_dashboard_group.py
index c5de8e1c437..d007ed79313 100644
--- a/addons/spreadsheet_dashboard/models/spreadsheet_dashboard_group.py
+++ b/addons/spreadsheet_dashboard/models/spreadsheet_dashboard_group.py
@@ -1,4 +1,5 @@
-from odoo import fields, models
+from odoo import fields, models, api, _
+from odoo.exceptions import UserError
 
 
 class SpreadsheetDashboardGroup(models.Model):
@@ -9,3 +10,11 @@ class SpreadsheetDashboardGroup(models.Model):
     name = fields.Char(required=True, translate=True)
     dashboard_ids = fields.One2many('spreadsheet.dashboard', 'dashboard_group_id')
     sequence = fields.Integer()
+
+    @api.ondelete(at_uninstall=False)
+    def _unlink_except_spreadsheet_data(self):
+        external_ids = self.get_external_id()
+        for group in self:
+            external_id = external_ids[group.id]
+            if external_id and not external_id.startswith('__export__'):
+                raise UserError(_("You cannot delete %s as it is used in another module.", group.name))
diff --git a/addons/spreadsheet_dashboard/tests/test_spreadsheet_dashboard.py b/addons/spreadsheet_dashboard/tests/test_spreadsheet_dashboard.py
index 5a92107357f..85da41a5784 100644
--- a/addons/spreadsheet_dashboard/tests/test_spreadsheet_dashboard.py
+++ b/addons/spreadsheet_dashboard/tests/test_spreadsheet_dashboard.py
@@ -1,4 +1,5 @@
 from odoo.tests.common import TransactionCase
+from odoo.exceptions import UserError
 
 
 class TestSpreadsheetDashboard(TransactionCase):
@@ -17,3 +18,16 @@ class TestSpreadsheetDashboard(TransactionCase):
             dashboard.spreadsheet_data,
             '{"version": 1, "sheets": [{"id": "sheet1", "name": "Sheet1"}]}',
         )
+
+    def test_unlink_prevent_spreadsheet_group(self):
+        group = self.env["spreadsheet.dashboard.group"].create(
+            {"name": "a_group"}
+        )
+        self.env['ir.model.data'].create({
+            'name': group.name,
+            'module': 'spreadsheet_dashboard',
+            'model': group._name,
+            'res_id': group.id,
+        })
+        with self.assertRaises(UserError, msg="You cannot delete a_group as it is used in another module"):
+            group.unlink()