diff --git a/modules/entity.eval.inc b/modules/entity.eval.inc
index 6ae5331..5dc68af 100644
--- a/modules/entity.eval.inc
+++ b/modules/entity.eval.inc
@@ -157,3 +157,11 @@ function rules_condition_entity_has_field($wrapper, $field_name, $settings, $sta
 function rules_condition_entity_is_of_type($wrapper, $type) {
   return $wrapper->type() == $type;
 }
+
+/**
+ * Condition: Entity exists with the matching property value.
+ */
+function rules_condition_entity_exists($type, $property, $value) {
+  $result = entity_property_query($type, $property, $value, 1);
+  return !empty($result);
+}
diff --git a/modules/entity.rules.inc b/modules/entity.rules.inc
index 4d16907..43f5cc6 100644
--- a/modules/entity.rules.inc
+++ b/modules/entity.rules.inc
@@ -348,6 +348,31 @@ function rules_entity_condition_info() {
       'group' => t('Entities'),
       'base' => 'rules_condition_entity_is_of_type',
     ),
+    'entity_exists' => array(
+      'label' => t('Entity exists by property'),
+      'parameter' => array(
+        'type' => array(
+          'type' => 'text',
+          'label' => t('Entity type'),
+          'options list' => 'rules_entity_action_type_options',
+          'description' => t('The type of entity to test for.'),
+          'restriction' => 'input',
+        ),
+        'property' => array(
+          'type' => 'text',
+          'label' => t('Property'),
+          'description' => t('The entity property to test for.'),
+          'restriction' => 'input',
+        ),
+        'value' => array(
+          'type' => 'unknown',
+          'label' => t('Value'),
+          'description' => t('The entity property value to test for.'),
+        ),
+      ),
+      'group' => t('Entities'),
+      'base' => 'rules_condition_entity_exists',
+    ),
   );
 }