diff --git a/src/Illuminate/Database/Eloquent/Builder.php b/src/Illuminate/Database/Eloquent/Builder.php
index 495d00a4eff1..c56f3845e78f 100755
--- a/src/Illuminate/Database/Eloquent/Builder.php
+++ b/src/Illuminate/Database/Eloquent/Builder.php
@@ -1056,6 +1056,15 @@ public function withCount($relations)
         $relations = is_array($relations) ? $relations : func_get_args();
 
         foreach ($this->parseWithRelations($relations) as $name => $constraints) {
+            // If relation string matches "relation as newname" extract first part as the relation
+            // name and remember the last part as output name.
+            $nameParts = explode(' ', $name);
+            $resultName = '';
+            if (count($nameParts) == 3 && Str::lower($nameParts[1]) == 'as') {
+                $name = $nameParts[0];
+                $resultName = $nameParts[2];
+            }
+
             // Here we will get the relationship count query and prepare to add it to the main query
             // as a sub-select. First, we'll get the "has" query and use that to get the relation
             // count query. We will normalize the relation name then append _count as the name.
@@ -1069,7 +1078,7 @@ public function withCount($relations)
 
             $query->mergeModelDefinedRelationConstraints($relation->getQuery());
 
-            $this->selectSub($query->toBase(), snake_case($name).'_count');
+            $this->selectSub($query->toBase(), snake_case(! empty($resultName) ? $resultName : $name).'_count');
         }
 
         return $this;
diff --git a/tests/Database/DatabaseEloquentBuilderTest.php b/tests/Database/DatabaseEloquentBuilderTest.php
index 67dc4d1fe4d7..d8bda3a14eec 100755
--- a/tests/Database/DatabaseEloquentBuilderTest.php
+++ b/tests/Database/DatabaseEloquentBuilderTest.php
@@ -554,6 +554,15 @@ public function testWithCountAndContraintsAndHaving()
         $this->assertEquals(['qux', 'baz', 1], $builder->getBindings());
     }
 
+    public function testWithCountAndRename()
+    {
+        $model = new EloquentBuilderTestModelParentStub;
+
+        $builder = $model->withCount('foo as foo_bar');
+
+        $this->assertEquals('select *, (select count(*) from "eloquent_builder_test_model_close_related_stubs" where "eloquent_builder_test_model_parent_stubs"."foo_id" = "eloquent_builder_test_model_close_related_stubs"."id") as "foo_bar_count" from "eloquent_builder_test_model_parent_stubs"', $builder->toSql());
+    }
+
     public function testHasWithContraintsAndHavingInSubquery()
     {
         $model = new EloquentBuilderTestModelParentStub;