diff --git a/app/controllers/wiki_controller.rb b/app/controllers/wiki_controller.rb
index 2669c60e6..36110ad3a 100644
--- a/app/controllers/wiki_controller.rb
+++ b/app/controllers/wiki_controller.rb
@@ -36,6 +36,7 @@ class WikiController < ApplicationController
   before_action :find_wiki, :authorize
   before_action :find_existing_or_new_page, :only => [:show, :edit]
   before_action :find_existing_page, :only => [:rename, :protect, :history, :diff, :annotate, :add_attachment, :destroy, :destroy_version]
+  before_action :find_copy_from, :only => [:show, :update]
   before_action :find_attachments, :only => [:preview]
   accept_api_auth :index, :show, :update, :destroy
 
@@ -63,7 +64,7 @@ class WikiController < ApplicationController
   end
 
   def new
-    @page = WikiPage.new(:wiki => @wiki, :title => params[:title])
+    @page = WikiPage.new(:wiki => @wiki, :title => (params[:title] || params[:copy_from]))
     unless User.current.allowed_to?(:edit_wiki_pages, @project)
       render_403
       return
@@ -72,12 +73,26 @@ class WikiController < ApplicationController
       @page.title = '' unless editable?
       @page.validate
       if @page.errors[:title].blank?
-        path = project_wiki_page_path(@project, @page.title, :parent => params[:parent])
+        if params[:copy_from]
+          copy_to_project = Project.find(params[:copy_to_project_id])
+          path = project_wiki_page_path(copy_to_project, @page.title, :parent => params[:parent], :copy_from => params[:copy_from], :copy_from_project_id => @project.id)
+        else
+          path = project_wiki_page_path(@project, @page.title, :parent => params[:parent])
+        end
         respond_to do |format|
           format.html {redirect_to path}
           format.js   {render :js => "window.location = #{path.to_json}"}
         end
       end
+    else
+      if params[:copy_from]
+        page_title_org = @page.title
+        suffix = 1
+        while @page.validate == false && @page.errors[:title].present?
+          @page.title = page_title_org + "_#{suffix}"
+          suffix += 1
+        end
+      end
     end
   end
 
@@ -136,6 +151,9 @@ class WikiController < ApplicationController
 
     @content = @page.content_for_version(params[:version])
     @content ||= WikiContent.new(:page => @page)
+    if @copy_from
+      @content.text = @copy_from.content.try(:text)
+    end
     @content.text = initial_page_content(@page) if @content.text.blank?
     # don't keep previous comment
     @content.comments = nil
@@ -179,6 +197,11 @@ class WikiController < ApplicationController
     @content.author = User.current
 
     if @page.save_with_content(@content)
+      if @copy_from && params[:copy_attachments]
+        @page.attachments = @copy_from.attachments.collect do |attachment|
+          attachment.copy(:container => @page)
+        end
+      end
       attachments = Attachment.attach_files(@page, params[:attachments] || (params[:wiki_page] && params[:wiki_page][:uploads]))
       render_attachment_warning_if_needed(@page)
       call_hook(:controller_wiki_edit_after_save, {:params => params, :page => @page})
@@ -373,6 +396,14 @@ class WikiController < ApplicationController
     end
   end
 
+  def find_copy_from
+    @copy_from = if params[:copy_from_project_id] && params[:copy_from]
+                   Project.find(params[:copy_from_project_id]).wiki.try(:find_page, params[:copy_from]) rescue nil
+                 else
+                   nil
+                 end
+  end
+
   def redirect_to_page(page)
     if page.project && page.project.visible?
       redirect_to :action => action_name, :project_id => page.project, :id => page.title
diff --git a/app/helpers/wiki_helper.rb b/app/helpers/wiki_helper.rb
index 0b5f3b8f4..730e9c773 100644
--- a/app/helpers/wiki_helper.rb
+++ b/app/helpers/wiki_helper.rb
@@ -46,6 +46,14 @@ module WikiHelper
     end
   end
 
+  def wiki_page_project_options_for_select(page)
+    projects = Project.allowed_to(:add_wiki_pages).joins(:wiki).preload(:wiki).to_a
+    projects.select! {|p| p.enabled_module_names.include?('wiki') }
+    projects << page.project unless projects.include?(page.project)
+
+    project_tree_options_for_select(projects, :selected => page.project)
+  end
+
   def wiki_page_breadcrumb(page)
     breadcrumb(
       page.ancestors.reverse.collect do |parent|
diff --git a/app/views/wiki/_copy_modal.html.erb b/app/views/wiki/_copy_modal.html.erb
new file mode 100644
index 000000000..a23a6c77e
--- /dev/null
+++ b/app/views/wiki/_copy_modal.html.erb
@@ -0,0 +1,42 @@
+<h3 class="title"><%=l(:label_wiki_page_copy)%></h3>
+
+<%= labelled_form_for :page, @page,
+            :url => project_copy_wiki_page_path(@project),
+            :method => 'post',
+            :remote => true do |f| %>
+
+  <%= render_error_messages @page.errors.full_messages_for(:title) %>
+  <%= hidden_field_tag 'copy_from_project_id', @project.id %>
+  <%= hidden_field_tag 'copy_from', params[:copy_from] %>
+
+  <div class="box tabular">
+    <p>
+      <label for="copy_to_project_id"><%=l(:label_project)%><span class="required"> *</span></label>
+      <%= select_tag :copy_to_project_id, wiki_page_project_options_for_select(@page), :label => :label_project %></p>
+    <p>
+      <%= f.text_field :title, :name => 'title', :size => 60, :required => true %>
+      <em class="info"><%= l(:text_unallowed_characters) %>: , . / ? ; : |</em>
+    </p>
+    <% if params[:parent].present? %>
+    <p id="copy_parent_page">
+      <label class="inline">
+        <%= check_box_tag 'parent', params[:parent], true %>
+        <%= l(:field_parent_title) %>: <%= params[:parent] %>
+      </label>
+    </p>
+    <% end %>
+  </div>
+  <p class="buttons">
+    <%= submit_tag l(:label_next), :name => nil %>
+    <%= submit_tag l(:button_cancel), :name => nil, :onclick => "hideModal(this);", :type => 'button' %>
+  </p>
+<% end %>
+<%= javascript_tag do %>
+$('#copy_to_project_id').change(function() {
+  if ($('#copy_from_project_id').val()==$(this).val()) {
+    $('#copy_parent_page').show();
+  }else{
+    $('#copy_parent_page').hide();
+  }
+});
+<% end %>
diff --git a/app/views/wiki/edit.html.erb b/app/views/wiki/edit.html.erb
index 7e9cf42af..fb82e873a 100644
--- a/app/views/wiki/edit.html.erb
+++ b/app/views/wiki/edit.html.erb
@@ -11,6 +11,8 @@
 <%= hidden_field_tag 'section_hash', @section_hash %>
 <% end %>
 <%= error_messages_for 'content' %>
+<%= hidden_field_tag 'copy_from_project_id', params[:copy_from_project_id] if params[:copy_from_project_id] %>
+<%= hidden_field_tag 'copy_from', params[:copy_from] if params[:copy_from] %>
 
 <div class="box tabular">
 <%= text_area_tag 'content[text]', @text, :cols => 100, :rows => 25, :accesskey => accesskey(:edit),
@@ -34,6 +36,12 @@
 <% end %>
 
 <p><label><%= l(:field_comments) %></label><%= f.text_field :comments, :size => 120, :maxlength => 1024 %></p>
+<% if @copy_from && @copy_from.attachments.any? %>
+<p>
+  <label for="copy_attachments"><%= l(:label_copy_attachments) %></label>
+  <%= check_box_tag 'copy_attachments', '1', true %>
+</p>
+<% end %>
 <fieldset>
 <legend><%=l(:label_attachment_plural)%></legend>
 <% if @page.attachments.any? && @page.safe_attribute?('deleted_attachment_ids') %>
diff --git a/app/views/wiki/new.js.erb b/app/views/wiki/new.js.erb
index c12b35340..009e79cf8 100644
--- a/app/views/wiki/new.js.erb
+++ b/app/views/wiki/new.js.erb
@@ -1,2 +1,2 @@
-$('#ajax-modal').html('<%= escape_javascript(render :partial => 'wiki/new_modal') %>');
+$('#ajax-modal').html('<%= escape_javascript(render :partial => params['copy_from'] ? 'wiki/copy_modal' : 'wiki/new_modal') %>');
 showModal('ajax-modal', '600px');
diff --git a/app/views/wiki/show.html.erb b/app/views/wiki/show.html.erb
index 6a0245809..5405b04a5 100644
--- a/app/views/wiki/show.html.erb
+++ b/app/views/wiki/show.html.erb
@@ -23,6 +23,7 @@
 
     <% if User.current.allowed_to?(:edit_wiki_pages, @project) %>
       <%= link_to l(:label_wiki_page_new), new_project_wiki_page_path(@project, :parent => @page.title), :remote => true, :class => 'icon icon-add' %>
+      <%= link_to l(:button_copy), project_copy_wiki_page_path(@project, :copy_from => @page.title, :parent => @page.parent.try(:title)), :remote => true, :class => 'icon icon-copy' %>
     <% end %>
   <% end %>
 </div>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 5397a521d..cedb01a36 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -857,6 +857,7 @@ en:
   label_wiki_page: Wiki page
   label_wiki_page_plural: Wiki pages
   label_wiki_page_new: New wiki page
+  label_wiki_page_copy: Copy wiki page
   label_index_by_title: Index by title
   label_index_by_date: Index by date
   label_current_version: Current version
diff --git a/config/locales/ja.yml b/config/locales/ja.yml
index aab7542a3..5925f10d7 100644
--- a/config/locales/ja.yml
+++ b/config/locales/ja.yml
@@ -1199,6 +1199,7 @@ ja:
   mail_body_settings_updated: ! '下記の設定が変更されました:'
   field_remote_ip: IPアドレス
   label_wiki_page_new: 新しいWikiページ
+  label_wiki_page_copy: Wikiページのコピー
   label_relations: 関係
   button_filter: フィルタ
   mail_body_password_updated: パスワードが変更されました。
diff --git a/config/routes.rb b/config/routes.rb
index 00eadf679..e10b2a819 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -190,6 +190,7 @@ Rails.application.routes.draw do
     end
 
     match 'wiki/index', :controller => 'wiki', :action => 'index', :via => :get
+    match 'wiki/:copy_from/copy', :to => 'wiki#new', :as => 'copy_wiki_page', via: [:get, :post]
     resources :wiki, :except => [:index, :create], :as => 'wiki_page' do
       member do
         get 'rename'
diff --git a/test/functional/wiki_controller_test.rb b/test/functional/wiki_controller_test.rb
index 3765ac867..51d5d7813 100644
--- a/test/functional/wiki_controller_test.rb
+++ b/test/functional/wiki_controller_test.rb
@@ -1279,4 +1279,52 @@ class WikiControllerTest < Redmine::ControllerTest
     assert_response :success
     assert_select 'head>meta[name="robots"]', false
   end
+
+  def test_get_new_with_copy_from
+    @request.session[:user_id] = 2
+
+    get :new, :params => {:project_id => 'ecookbook', :copy_from => 'CookBook_documentation'}
+    assert_response :success
+    assert_select 'input[name=?][value=?]', 'title', 'CookBook_documentation_1'
+  end
+
+  def test_post_new_with_copy_from_should_redirect_to_edit_wity_copy_params
+    @request.session[:user_id] = 2
+
+    post :new, :params => {:project_id => 'ecookbook', :title => 'CookBook documentation 1', :copy_from => 'CookBook_documentation', :copy_to_project_id => 'ecookbook'}
+    assert_redirected_to '/projects/ecookbook/wiki/CookBook_documentation_1?copy_from=CookBook_documentation&copy_from_project_id=1'
+  end
+
+  def test_show_with_copy_from_should_copy_content
+    @request.session[:user_id] = 2
+
+    get :show, :params => {:project_id => 1, :id => 'CookBook_documentation_1', :copy_from => 'CookBook_documentation', :copy_from_project_id => 1}
+    assert_response :success
+    assert_select 'textarea[name=?]', 'content[text]', :text => /h1. CookBook documentation/
+    assert_select 'textarea[name=?]', 'content[text]', :text => /{{child_pages}}/
+    assert_select 'textarea[name=?]', 'content[text]', :text => /Some updated \[\[documentation\]\] here with gzipped history/
+  end
+
+  def test_update_with_copy_from_and_copy_attachments_should_copy_attachments
+    @request.session[:user_id] = 2
+
+    assert_difference 'WikiPage.count' do
+      assert_difference 'WikiContent.count' do
+        assert_difference 'Attachment.count', 2 do
+          post :update, :params => {
+            :project_id => 1,
+            :id => 'CookBook_documentation_1',
+            :content => {
+              :comments => 'Copy Wiki Page',
+              :text => 'h1. CookBook documentation',
+              :varsion => 0
+            },
+            :copy_from => 'CookBook_documentation',
+            :copy_from_project_id => 1,
+            :copy_attachments => '1'
+          }
+        end
+      end
+    end
+  end
 end