diff --git a/doc/cinder-guide.rst b/doc/cinder-guide.rst
index 6bd9fbe1b0..a6ba19f3ab 100644
--- a/doc/cinder-guide.rst
+++ b/doc/cinder-guide.rst
@@ -123,8 +123,6 @@ targeted for nova compute role.
   - Stop ``open-iscsi`` system service due to its conflicts
     with iscsid container.
 
-    For Ubuntu 14.04 (upstart): ``service open-iscsi stop``
-
     Ubuntu 16.04 (systemd):
     ``systemctl stop open-iscsi; systemctl stop iscsid``
 
diff --git a/doc/quickstart.rst b/doc/quickstart.rst
index bafd3cce37..f5f99046e6 100644
--- a/doc/quickstart.rst
+++ b/doc/quickstart.rst
@@ -61,16 +61,6 @@ Kolla builds images which are used by Kolla-Ansible to deploy OpenStack. The
 deployment is tested on CentOS, Oracle Linux and Ubuntu as both container OS
 platforms and bare metal deployment targets.
 
-Ubuntu: For Ubuntu based systems where Docker is used it is recommended to use
-the latest available LTS kernel. While all kernels should work for Docker, some
-older kernels may have issues with some of the different Docker back ends such
-as AUFS and OverlayFS. In order to update kernel in Ubuntu 14.04 LTS to 4.2,
-run:
-
-::
-
-    apt-get install linux-image-generic-lts-wily
-
 .. note:: Install is *very* sensitive about version of components. Please
    review carefully because default Operating System repos are likely out of
    date.
@@ -296,8 +286,7 @@ libvirt profile.
 Additional steps for upstart and other non-systemd distros
 ==========================================================
 
-For Ubuntu 14.04 which uses upstart and other non-systemd distros, run the
-following.
+For other non-systemd distros, run the following.
 
 ::
 
@@ -414,7 +403,7 @@ deployment. Optionally, the passwords may be populated in the file by hand.
     kolla-genpwd
 
 To quickly prepare hosts, playbook bootstrap-servers can be used. This is an
-Ansible playbook which works on Ubuntu 14.04, 16.04 and CentOS 7 hosts to
+Ansible playbook which works on Ubuntu 16.04 and CentOS 7 hosts to
 install and prepare the cluster for OpenStack installation.
 
 ::
diff --git a/doc/vagrant-dev-env.rst b/doc/vagrant-dev-env.rst
index feb877e577..f48da2bc22 100644
--- a/doc/vagrant-dev-env.rst
+++ b/doc/vagrant-dev-env.rst
@@ -49,7 +49,7 @@ On Fedora 22 or later::
 
     sudo dnf install vagrant ruby-devel libvirt-devel libvirt-python zlib-devel libpng-devel gcc git
 
-On Ubuntu 14.04 or later::
+On Ubuntu 16.04 or later::
 
     sudo apt-get install vagrant ruby-dev ruby-libvirt python-libvirt libvirt-dev nfs-kernel-server zlib-dev libpng-dev gcc git
 
@@ -142,7 +142,7 @@ On Centos 7::
 
     sudo kolla-ansible deploy -i /usr/share/kolla-ansible/ansible/inventory/multinode
 
-On Ubuntu 14.04 or later::
+On Ubuntu 16.04 or later::
 
     sudo kolla-ansible deploy -i /usr/local/share/kolla-ansible/ansible/inventory/multinode
 
diff --git a/releasenotes/notes/remove-ubuntu-14-04-support-cd493b959cdbaa19.yaml b/releasenotes/notes/remove-ubuntu-14-04-support-cd493b959cdbaa19.yaml
new file mode 100644
index 0000000000..3d66742ce4
--- /dev/null
+++ b/releasenotes/notes/remove-ubuntu-14-04-support-cd493b959cdbaa19.yaml
@@ -0,0 +1,5 @@
+---
+deprecations:
+  - |
+    Ubuntu 14.04 related stuff has been removed.
+    Last Openstack version supported on Ubuntu 14.04 was Mitaka.