diff --git a/glance/api/v2/image_data.py b/glance/api/v2/image_data.py
index c00f4c123c..722b6fafc7 100644
--- a/glance/api/v2/image_data.py
+++ b/glance/api/v2/image_data.py
@@ -94,7 +94,7 @@ class ImageDataController(object):
                 if CONF.data_api == 'glance.db.registry.api':
                     # create a trust if backend is registry
                     try:
-                        # request user pluging for current token
+                        # request user plugin for current token
                         user_plugin = req.environ.get('keystone.token_auth')
                         roles = []
                         # use roles from request environment because they
diff --git a/glance/api/v2/images.py b/glance/api/v2/images.py
index 1aea8c0687..36a524230f 100644
--- a/glance/api/v2/images.py
+++ b/glance/api/v2/images.py
@@ -500,13 +500,13 @@ class RequestDeserializer(wsgi.JSONRequestDeserializer):
             partial_image = {path_root: change['value']}
         elif ((path_root in get_base_properties().keys()) and
               (get_base_properties()[path_root].get('type', '') == 'array')):
-            # NOTE(zhiyan): cient can use PATCH API to adding element to
-            # the image's existing set property directly.
-            # Such as: 1. using '/locations/N' path to adding a location
-            #             to the image's 'locations' list at N position.
+            # NOTE(zhiyan): client can use the PATCH API to add an element
+            # directly to an existing property
+            # Such as: 1. using '/locations/N' path to add a location
+            #             to the image's 'locations' list at position N.
             #             (implemented)
-            #          2. using '/tags/-' path to appending a tag to the
-            #             image's 'tags' list at last. (Not implemented)
+            #          2. using '/tags/-' path to append a tag to the
+            #             image's 'tags' list at the end. (Not implemented)
             partial_image = {path_root: [change['value']]}
 
         if partial_image:
diff --git a/glance/async/flows/ovf_process.py b/glance/async/flows/ovf_process.py
index 920fa81063..7b90edabea 100644
--- a/glance/async/flows/ovf_process.py
+++ b/glance/async/flows/ovf_process.py
@@ -161,7 +161,7 @@ class OVAImageExtractor(object):
         """Parses the OVF file
 
         Parses the OVF file for specified metadata properties. Interested
-        properties must be specfied in ovf-metadata.json conf file.
+        properties must be specified in ovf-metadata.json conf file.
 
         The OVF file's qualified namespaces are removed from the included
         properties.
diff --git a/glance/common/signature_utils.py b/glance/common/signature_utils.py
index 40f0852286..78ac8426e5 100644
--- a/glance/common/signature_utils.py
+++ b/glance/common/signature_utils.py
@@ -297,7 +297,7 @@ def get_verifier(context, image_properties):
 def get_signature(signature_data):
     """Decode the signature data and returns the signature.
 
-    :param siganture_data: the base64-encoded signature data
+    :param signature_data: the base64-encoded signature data
     :returns: the decoded signature
     :raises glance.common.exception.SignatureVerificationError: if the
             signature data is malformatted
diff --git a/glance/tests/unit/async/flows/test_ovf_process.py b/glance/tests/unit/async/flows/test_ovf_process.py
index e575da912b..a68a9578ad 100644
--- a/glance/tests/unit/async/flows/test_ovf_process.py
+++ b/glance/tests/unit/async/flows/test_ovf_process.py
@@ -67,8 +67,8 @@ class TestOvfProcessTask(test_utils.BaseTestCase):
         super(TestOvfProcessTask, self).tearDown()
 
     def _copy_ova_to_tmpdir(self, ova_name):
-        # Copies an ova pacakge to the tempdir for tempdir from where
-        # the system-under-test will read it from
+        # Copies an ova package to the tempdir from which
+        # it will be read by the system-under-test
         shutil.copy(os.path.join(self.test_ova_dir, ova_name), self.tempdir)
         return os.path.join(self.tempdir, ova_name)
 
diff --git a/glance/tests/unit/test_glare_plugin_loader.py b/glance/tests/unit/test_glare_plugin_loader.py
index eba469d098..2ed995a388 100644
--- a/glance/tests/unit/test_glare_plugin_loader.py
+++ b/glance/tests/unit/test_glare_plugin_loader.py
@@ -52,7 +52,7 @@ class TestArtifactsLoader(utils.BaseTestCase):
 
     def test_load(self):
         """
-        Plugins can be loaded as entrypoint=sigle plugin and
+        Plugins can be loaded as entrypoint=single plugin and
         entrypoint=[a, list, of, plugins]
         """
         # single version
diff --git a/glance/tests/unit/test_migrations.py b/glance/tests/unit/test_migrations.py
index 83180090d2..6024f2afdb 100644
--- a/glance/tests/unit/test_migrations.py
+++ b/glance/tests/unit/test_migrations.py
@@ -238,7 +238,7 @@ class MigrationsMixin(test_migrations.WalkVersionsMixin):
         # load names from name collumn
         image_names = [row['name'] for row in select]
 
-        # check names from data in image names from name collumn
+        # check names from data in image names from name column
         for element in data:
             self.assertIn(element['key'], image_names)
 
diff --git a/glance/tests/unit/v1/test_api.py b/glance/tests/unit/v1/test_api.py
index f4d6bd3358..dc7390ea9c 100644
--- a/glance/tests/unit/v1/test_api.py
+++ b/glance/tests/unit/v1/test_api.py
@@ -4755,7 +4755,7 @@ class TestAPIPropertyQuotas(base.IsolatedUnitTest):
 
     def test_update_image_with_too_many_properties_without_purge_props(self):
         """
-        Ensure that updating image properties counts existing image propertys
+        Ensure that updating image properties counts existing image properties
         when enforcing property quota.
         """
         self.config(image_property_quota=1)
diff --git a/glance/tests/unit/v2/test_registry_client.py b/glance/tests/unit/v2/test_registry_client.py
index 6bc99bf041..e85d888720 100644
--- a/glance/tests/unit/v2/test_registry_client.py
+++ b/glance/tests/unit/v2/test_registry_client.py
@@ -677,7 +677,7 @@ class TestRegistryV2Client(base.IsolatedUnitTest,
         self.assertEqual(0, num_members)
 
     def test_image_member_find_include_deleted(self):
-        """Tests getting member images include the delted member"""
+        """Tests getting image members including the deleted member"""
         values = dict(image_id=UUID2, member='pattieblack')
         # create a member
         member = self.client.image_member_create(values=values)
diff --git a/glance/tests/utils.py b/glance/tests/utils.py
index 5024756407..802dbce55e 100644
--- a/glance/tests/utils.py
+++ b/glance/tests/utils.py
@@ -196,7 +196,7 @@ def fork_exec(cmd,
     :param cmd: Command to execute as an array of arguments.
     :param exec_env: A dictionary representing the environment with
                      which to run the command.
-    :param logile: A path to a file which will hold the stdout/err of
+    :param logfile: A path to a file which will hold the stdout/err of
                    the child process.
     :param pass_fds: Sequence of file descriptors passed to the child.
     """