diff --git a/doc/administration/incoming_email.md b/doc/administration/incoming_email.md
index 674be5d7e114f0cdd3bc1c32453d760f443c5b49..d23f96681938fd6b1bc6a0c84b9ac6dee7153671 100644
--- a/doc/administration/incoming_email.md
+++ b/doc/administration/incoming_email.md
@@ -74,6 +74,7 @@ this method only supports replies, and not the other features of [incoming email
 
 > - Accepting `Cc` headers [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/348572) in GitLab 16.5.
 > - Accepting `X-Original-To` headers [introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/149874) in GitLab 17.0.
+> - Accepting `X-Forwarded-To` headers [introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/168716) in GitLab 17.6.
 
 Email is processed correctly when a configured email address is present in one of the following headers
 (sorted in the order they are checked):
@@ -83,6 +84,7 @@ Email is processed correctly when a configured email address is present in one o
 - `Envelope-To` or `X-Envelope-To`
 - `Received`
 - `X-Original-To`
+- `X-Forwarded-To`
 - `Cc`
 
 The `References` header is also accepted, however it is used specifically to relate email responses to existing discussion threads. It is not used for creating issues by email.
diff --git a/lib/gitlab/email/receiver.rb b/lib/gitlab/email/receiver.rb
index ccaf45ed6ff167e8d023501bd9b2f07cc0a11cb1..af6d8e85b980983af2aee2304b8b07109c0cf7f6 100644
--- a/lib/gitlab/email/receiver.rb
+++ b/lib/gitlab/email/receiver.rb
@@ -49,6 +49,7 @@ def mail_metadata
           envelope_to: envelope_to.map(&:value),
           x_envelope_to: x_envelope_to.map(&:value),
           x_original_to: x_original_to.map(&:value),
+          x_forwarded_to: x_forwarded_to.map(&:value),
           cc_address: cc,
           # reduced down to what looks like an email in the received headers
           received_recipients: recipients_from_received_headers,
@@ -112,6 +113,7 @@ def key_from_additional_headers
           find_first_key_from(x_envelope_to) ||
           find_first_key_from(recipients_from_received_headers) ||
           find_first_key_from(x_original_to) ||
+          find_first_key_from(x_forwarded_to) ||
           find_first_key_from(cc)
       end
 
@@ -167,6 +169,10 @@ def x_original_to
         Array(mail[:x_original_to])
       end
 
+      def x_forwarded_to
+        Array(mail[:x_forwarded_to])
+      end
+
       def recipients_from_received_headers
         received.filter_map { |header| header.value[RECEIVED_HEADER_REGEX, 1] }
       end
diff --git a/spec/lib/gitlab/email/receiver_spec.rb b/spec/lib/gitlab/email/receiver_spec.rb
index b8da127afb4ed34cd32a22c460a1a6144e3fcf68..8a09258a60c88416c09ca6de4825a847b44c1d9e 100644
--- a/spec/lib/gitlab/email/receiver_spec.rb
+++ b/spec/lib/gitlab/email/receiver_spec.rb
@@ -34,7 +34,7 @@
 
       metadata = receiver.mail_metadata
 
-      expect(metadata.keys).to match_array(%i[mail_uid from_address to_address mail_key references delivered_to envelope_to x_envelope_to meta received_recipients cc_address x_original_to])
+      expect(metadata.keys).to match_array(%i[mail_uid from_address to_address mail_key references delivered_to envelope_to x_envelope_to meta received_recipients cc_address x_original_to x_forwarded_to])
       expect(metadata[:meta]).to include(client_id: client_id, project: project.full_path)
       expect(metadata[meta_key]).to eq(meta_value)
     end
@@ -151,6 +151,23 @@
       it_behaves_like 'successful receive'
     end
 
+    context 'when in a X-Forwarded-To header' do
+      let(:email_raw) do
+        <<~EMAIL
+        From: jake@example.com
+        To: to@example.com
+        X-Forwarded-To: #{incoming_email}
+        Subject: Issue titile
+
+        Issue description
+        EMAIL
+      end
+
+      let(:meta_key) { :x_forwarded_to }
+
+      it_behaves_like 'successful receive'
+    end
+
     context 'for Service Desk custom email' do
       let_it_be_with_refind(:setting) { create(:service_desk_setting, project: project, add_external_participants_from_cc: true) }
 
diff --git a/spec/lib/gitlab/email/service_desk_receiver_spec.rb b/spec/lib/gitlab/email/service_desk_receiver_spec.rb
index 18243ef2a0e5155d87456847aa0f67f37b060fe9..3844231d79e89563ac7f91488905eff2039923c2 100644
--- a/spec/lib/gitlab/email/service_desk_receiver_spec.rb
+++ b/spec/lib/gitlab/email/service_desk_receiver_spec.rb
@@ -66,6 +66,21 @@
         it_behaves_like 'received successfully'
       end
 
+      context 'when in a X-Forwarded-To header' do
+        let(:email) do
+          <<~EMAIL
+          From: from@example.com
+          To: to@example.com
+          X-Forwarded-To: #{service_desk_email}
+          Subject: Issue titile
+
+          Issue description
+          EMAIL
+        end
+
+        it_behaves_like 'received successfully'
+      end
+
       context 'when in a Cc header' do
         let(:email) do
           <<~EMAIL