diff --git a/app/services/users/ban_service.rb b/app/services/users/ban_service.rb
index 959d4be37956c185afca0d435cfe98147f8fcd62..5ed31cdb778f84757377b4f0099dbd8e21602328 100644
--- a/app/services/users/ban_service.rb
+++ b/app/services/users/ban_service.rb
@@ -17,3 +17,5 @@ def action
     end
   end
 end
+
+Users::BanService.prepend_mod_with('Users::BanService')
diff --git a/ee/app/services/ee/users/ban_service.rb b/ee/app/services/ee/users/ban_service.rb
new file mode 100644
index 0000000000000000000000000000000000000000..f5958fbd4800be49ce4cfed0c960662592e2e26f
--- /dev/null
+++ b/ee/app/services/ee/users/ban_service.rb
@@ -0,0 +1,31 @@
+# frozen_string_literal: true
+
+module EE
+  module Users
+    module BanService
+      extend ::Gitlab::Utils::Override
+
+      override :update_user
+      def update_user(user)
+        super.tap do |result|
+          log_audit_event(user) if result.present?
+        end
+      end
+
+      private
+
+      def log_audit_event(user)
+        audit_context = {
+          name: "ban_user",
+          author: current_user,
+          scope: user,
+          target: user,
+          target_details: user.username,
+          message: "Banned user"
+        }
+
+        ::Gitlab::Audit::Auditor.audit(audit_context)
+      end
+    end
+  end
+end
diff --git a/ee/config/audit_events/types/ban_user.yml b/ee/config/audit_events/types/ban_user.yml
new file mode 100644
index 0000000000000000000000000000000000000000..d8efb65c4766351d0654e3387c6d4a55d10fd1c3
--- /dev/null
+++ b/ee/config/audit_events/types/ban_user.yml
@@ -0,0 +1,8 @@
+name: ban_user
+description: Event triggered on user ban action 
+introduced_by_issue: https://gitlab.com/gitlab-org/gitlab/-/issues/377620
+introduced_by_mr: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/116103
+feature_category: "user_management"
+milestone: "15.11"
+saved_to_database: true
+streamed: true
\ No newline at end of file
diff --git a/ee/spec/services/ee/users/ban_service_spec.rb b/ee/spec/services/ee/users/ban_service_spec.rb
new file mode 100644
index 0000000000000000000000000000000000000000..a78bf84bd21768a7d226ba76fef4c58ca60e32af
--- /dev/null
+++ b/ee/spec/services/ee/users/ban_service_spec.rb
@@ -0,0 +1,62 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Users::BanService, feature_category: :user_management do
+  let_it_be(:current_user) { create(:admin) }
+
+  subject(:service) { described_class.new(current_user) }
+
+  describe '#execute' do
+    let!(:user) { create(:user) }
+
+    subject(:operation) { service.execute(user) }
+
+    describe 'audit events' do
+      context 'when licensed', :enable_admin_mode do
+        before do
+          stub_licensed_features(admin_audit_log: true)
+        end
+
+        context 'when user ban operation succeeds' do
+          it 'logs an audit event' do
+            expect { operation }.to change { AuditEvent.count }.by(1)
+          end
+
+          it 'logs the audit event info' do
+            operation
+            expect(AuditEvent.last).to have_attributes(
+              details: hash_including(custom_message: 'Banned user')
+            )
+          end
+        end
+
+        context 'when user ban operation fails' do
+          let!(:user) { create(:user) }
+
+          before do
+            allow(user).to receive(:ban).and_return(false)
+          end
+
+          it 'does not log any audit event' do
+            expect { operation }.not_to change { AuditEvent.count }
+          end
+        end
+      end
+
+      context 'when not licensed' do
+        before do
+          stub_licensed_features(
+            admin_audit_log: false,
+            audit_events: false,
+            extended_audit_events: false
+          )
+        end
+
+        it 'does not log any audit event' do
+          expect { operation }.not_to change { AuditEvent.count }
+        end
+      end
+    end
+  end
+end