diff --git a/azurerm/internal/services/eventgrid/eventgrid_event_subscription_resource.go b/azurerm/internal/services/eventgrid/eventgrid_event_subscription_resource.go
index a2f764e2acdc..0348e961cebd 100644
--- a/azurerm/internal/services/eventgrid/eventgrid_event_subscription_resource.go
+++ b/azurerm/internal/services/eventgrid/eventgrid_event_subscription_resource.go
@@ -87,9 +87,10 @@ func resourceArmEventGridEventSubscription() *schema.Resource {
 			},
 
 			"topic_name": {
-				Type:     schema.TypeString,
-				Optional: true,
-				Computed: true,
+				Type:       schema.TypeString,
+				Optional:   true,
+				Computed:   true,
+				Deprecated: "This field has been updated to readonly field since Apr 25, 2019 so no longer has any affect and will be removed in version 3.0 of the provider.",
 			},
 
 			"azure_function_endpoint": {
@@ -673,10 +674,6 @@ func resourceArmEventGridEventSubscriptionRead(d *schema.ResourceData, meta inte
 
 		d.Set("event_delivery_schema", string(props.EventDeliverySchema))
 
-		if props.Topic != nil && *props.Topic != "" {
-			d.Set("topic_name", props.Topic)
-		}
-
 		if azureFunctionEndpoint, ok := props.Destination.AsAzureFunctionEventSubscriptionDestination(); ok {
 			if err := d.Set("azure_function_endpoint", flattenEventGridEventSubscriptionAzureFunctionEndpoint(azureFunctionEndpoint)); err != nil {
 				return fmt.Errorf("Error setting `%q` for EventGrid Event Subscription %q (Scope %q): %s", "azure_function_endpoint", id.Name, id.Scope, err)
diff --git a/examples/eventgrid/event-subscription/main.tf b/examples/eventgrid/event-subscription/main.tf
new file mode 100644
index 000000000000..da8341dfd2fe
--- /dev/null
+++ b/examples/eventgrid/event-subscription/main.tf
@@ -0,0 +1,59 @@
+provider "azurerm" {
+  features {}
+}
+
+resource "azurerm_resource_group" "example" {
+  name     = "${var.prefix}-resources"
+  location = var.location
+}
+
+resource "azurerm_storage_account" "example" {
+  name                     = "${var.prefix}sa"
+  resource_group_name      = azurerm_resource_group.example.name
+  location                 = azurerm_resource_group.example.location
+  account_tier             = "Standard"
+  account_replication_type = "LRS"
+}
+
+resource "azurerm_storage_queue" "example" {
+  name                 = "${var.prefix}-sq"
+  storage_account_name = azurerm_storage_account.example.name
+}
+
+resource "azurerm_storage_container" "example" {
+  name                  = "vhds"
+  storage_account_name  = azurerm_storage_account.example.name
+  container_access_type = "private"
+}
+
+resource "azurerm_storage_blob" "example" {
+  name = "herpderp1.vhd"
+
+  storage_account_name   = azurerm_storage_account.example.name
+  storage_container_name = azurerm_storage_container.example.name
+
+  type = "Page"
+  size = 5120
+}
+
+resource "azurerm_eventgrid_event_subscription" "example" {
+  name  = "${var.prefix}-eventsubs"
+  scope = azurerm_resource_group.example.id
+
+  storage_queue_endpoint {
+    storage_account_id = azurerm_storage_account.example.id
+    queue_name         = azurerm_storage_queue.example.name
+  }
+
+  storage_blob_dead_letter_destination {
+    storage_account_id          = azurerm_storage_account.example.id
+    storage_blob_container_name = azurerm_storage_container.example.name
+  }
+
+  retry_policy {
+    event_time_to_live    = 11
+    max_delivery_attempts = 11
+  }
+
+  labels = ["test", "test1", "test2"]
+}
diff --git a/examples/eventgrid/event-subscription/variables.tf b/examples/eventgrid/event-subscription/variables.tf
new file mode 100644
index 000000000000..f8b75a591141
--- /dev/null
+++ b/examples/eventgrid/event-subscription/variables.tf
@@ -0,0 +1,7 @@
+variable "prefix" {
+  description = "The Prefix used for all resources in this example"
+}
+
+variable "location" {
+  description = "The Azure Region in which all resources in this example should be created."
+}
diff --git a/website/docs/r/eventgrid_event_subscription.html.markdown b/website/docs/r/eventgrid_event_subscription.html.markdown
index c32e799706d2..43e60e262096 100644
--- a/website/docs/r/eventgrid_event_subscription.html.markdown
+++ b/website/docs/r/eventgrid_event_subscription.html.markdown
@@ -198,7 +198,7 @@ The following attributes are exported:
 
 * `id` - The ID of the EventGrid Event Subscription.
 
-* `topic_name` - (Optional) Specifies the name of the topic to associate with the event subscription.
+* `topic_name` - (Optional/ **Deprecated) Specifies the name of the topic to associate with the event subscription.
 
 ## Timeouts