diff --git a/app/mailers/emails/merge_requests.rb b/app/mailers/emails/merge_requests.rb
index ea5671c45027e7c39e7765b6978eb78bd4508c40..354c58678d57cf35c8c259a65f8312e083399919 100644
--- a/app/mailers/emails/merge_requests.rb
+++ b/app/mailers/emails/merge_requests.rb
@@ -41,6 +41,19 @@ module Emails
            to: recipient(recipient_id),
            subject: subject("#{@merge_request.title} (##{@merge_request.iid})"))
     end
+
+    def merge_request_status_email(recipient_id, merge_request_id, status, updated_by_user_id)
+      @merge_request = MergeRequest.find(merge_request_id)
+      @mr_status = status
+      @project = @merge_request.project
+      @updated_by = User.find updated_by_user_id
+      @target_url = project_merge_request_url(@project, @merge_request)
+      set_reference("merge_request_#{merge_request_id}")
+
+      mail(from: sender(updated_by_user_id),
+           to: recipient(recipient_id),
+           subject: subject("#{@merge_request.title} (##{@merge_request.iid}) #{@mr_status}"))
+    end
   end
 
   # Over rides default behavour to show source/target
diff --git a/app/services/merge_requests/reopen_service.rb b/app/services/merge_requests/reopen_service.rb
index 2eb13d3e0e1b116a1a623a8da432976af3eee069..bd68919a5509f93d2972d30cbc7e09cdf391b512 100644
--- a/app/services/merge_requests/reopen_service.rb
+++ b/app/services/merge_requests/reopen_service.rb
@@ -3,6 +3,7 @@ module MergeRequests
     def execute(merge_request)
       if merge_request.reopen
         event_service.reopen_mr(merge_request, current_user)
+        notification_service.reopen_mr(merge_request, current_user)
         create_note(merge_request)
         execute_hooks(merge_request)
         merge_request.reload_code
diff --git a/app/services/notification_service.rb b/app/services/notification_service.rb
index f39b743b033846ad232d8f4cafd9569a97690711..9f86cfbbeaf28d9f0423ad2dd6c26d854a7bd13d 100644
--- a/app/services/notification_service.rb
+++ b/app/services/notification_service.rb
@@ -99,6 +99,10 @@ class NotificationService
     end
   end
 
+  def reopen_mr(merge_request, current_user)
+    reopen_resource_email(merge_request, merge_request.target_project, current_user, 'merge_request_status_email', 'reopened')
+  end
+
   # Notify new user with email after creation
   def new_user(user)
     # Don't email omniauth created users
diff --git a/app/views/notify/merge_request_status_email.html.haml b/app/views/notify/merge_request_status_email.html.haml
new file mode 100644
index 0000000000000000000000000000000000000000..c9bf04f514e107ac9565a8df8604943cf6251866
--- /dev/null
+++ b/app/views/notify/merge_request_status_email.html.haml
@@ -0,0 +1,2 @@
+%p
+  = "Merge Request ##{@merge_request.iid} was #{@mr_status} by #{@updated_by.name}"
diff --git a/app/views/notify/merge_request_status_email.text.haml b/app/views/notify/merge_request_status_email.text.haml
new file mode 100644
index 0000000000000000000000000000000000000000..8750bf86e2cd84d358d52b9fc36b3f83278775e7
--- /dev/null
+++ b/app/views/notify/merge_request_status_email.text.haml
@@ -0,0 +1,8 @@
+= "Merge Request ##{@merge_request.iid} was #{@mr_status} by #{@updated_by.name}"
+
+Merge Request url: #{project_merge_request_url(@merge_request.target_project, @merge_request)}
+
+= merge_path_description(@merge_request, 'to')
+
+Author: #{@merge_request.author_name}
+Assignee: #{@merge_request.assignee_name}