diff --git a/README.md b/README.md
index 5dcb387..f19f502 100644
--- a/README.md
+++ b/README.md
@@ -39,6 +39,11 @@ Role Variables
 |`ssh_config_file`|`{{ssh_configs_dir}}/ssh_config`|Where should the SSH client configuration be written to? Most implementations use `~/.ssh/config` so you can change this if you want.|
 |`inventory_groups`|`["all"]`|Which inventory groups should we read to create SSH client configuration for? By default the built-in group `all` will be used since it should always be valid. `ungrouped` is also a built-in group name. To get a full list of groups in your Ansible directory, use `ansible -m debug -a 'var=groups.keys()\|sort' localhost`.|
 |`keepgroupnames`|`"False"`|Should ansible groupname(s) be used to create a pattern for hostname ? When a server is part of several groups, then additionnal patterns will be created to match each and every group. When set to `"True"` and with inventory file example below, `ssh server1` **and** `ssh production.server1` will both work.|
+| `ssh_config_project_name` | `` | Project name for use in marker. |
+| `ssh_config_host_prefix` | `` | Prefix for add to hostname. |
+| `ssh_config_default_user` | `` | Default user. For use when ansible_host not set. |
+| `ssh_config_force_user` | `` | Force rewrite user. |
+
 
 
 ### Role Consumed Variables
diff --git a/defaults/main.yml b/defaults/main.yml
index 66d37c0..f2d14f9 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -3,3 +3,6 @@
 ssh_configs_dir: "{{ playbook_dir }}/ssh_configs"
 ssh_config_file: "{{ ssh_configs_dir }}/ssh_config"
 inventory_groups: ["all"]
+ssh_config_host_prefix:
+ssh_config_default_user:
+ssh_config_project_name:
diff --git a/tasks/main.yml b/tasks/main.yml
index cb59540..ce82627 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -5,12 +5,14 @@
     path: "{{ ssh_configs_dir }}"
     state: directory
     mode: 0755
+    
 - name: create a local config file
   template:
     src: "ssh_config.j2"
     dest: "{{ ssh_configs_dir }}/ssh_config_{{item}}"
   with_items:
     - "{{ inventory_groups }}"
+    
 - name: Merge the config with your local SSH config
   blockinfile:
     block: "{{ lookup('file', '{{ ssh_configs_dir }}/ssh_config_{{item}}') }}"
@@ -18,6 +20,6 @@
     backup: yes
     create: yes
     insertafter: EOF
-    marker: "# {mark} ANSIBLE MANAGED BLOCK (ssh_config_from_inventory) {{item}}"
+    marker: "# {mark} ANSIBLE MANAGED BLOCK (ssh_config_from_inventory) {{ ssh_config_project_name }} {{item}}"
   with_items:
     - "{{ inventory_groups }}"
diff --git a/templates/ssh_config.j2 b/templates/ssh_config.j2
index 64a4054..f30e3bc 100644
--- a/templates/ssh_config.j2
+++ b/templates/ssh_config.j2
@@ -1,9 +1,9 @@
 {% for host in groups[item] %}
 {% if  keepgroupnames is defined and keepgroupnames == "True" %}
-Host {{ hostvars[host]['inventory_hostname_short'] }}{% for group in hostvars[host]['group_names'] %} {{ group }}.{{ hostvars[host]['inventory_hostname_short'] }}{% endfor %}
+Host {{ ssh_config_host_prefix }}{{ hostvars[host]['inventory_hostname_short'] }}{% for group in hostvars[host]['group_names'] %} {{ group }}.{{ ssh_config_host_prefix }}{{ hostvars[host]['inventory_hostname_short'] }}{% endfor %}
 
 {% else %}
-Host {{ hostvars[host]['inventory_hostname_short'] }}
+Host {{ ssh_config_host_prefix }}{{ hostvars[host]['inventory_hostname_short'] }}
 {% endif %}
 {% if hostvars[host]['ansible_host'] is defined %}
   HostName {{ hostvars[host]['ansible_host'] }}
@@ -17,10 +17,14 @@ Host {{ hostvars[host]['inventory_hostname_short'] }}
 {% elif hostvars[host]['ansible_ssh_port'] is defined %}
   Port {{ hostvars[host]['ansible_ssh_port'] }}
 {% endif %}
-{% if hostvars[host]['ansible_user'] is defined %}
+{% if ssh_config_force_user is defined and ssh_config_force_user != '' %}
+  User {{ ssh_config_force_user }}
+{% elif hostvars[host]['ansible_user'] is defined %}
   User {{ hostvars[host]['ansible_user'] }}
 {% elif hostvars[host]['ansible_ssh_user'] is defined %}
   User {{ hostvars[host]['ansible_ssh_user'] }}
+{% elif ssh_config_default_user is defined and ssh_config_default_user != '' %}
+  User {{ ssh_config_default_user }}
 {% endif %}
 {% if hostvars[host]['ansible_ssh_private_key_file'] is defined %}
   IdentityFile {{ hostvars[host]['ansible_ssh_private_key_file'] }}