diff --git a/docs/internals/command.html.in b/docs/internals/command.html.in
index 8a194ec957a0eabfd7aad375c914604162aca0fe..7dcf46236d6e3a832320896aaa31225773418016 100644
--- a/docs/internals/command.html.in
+++ b/docs/internals/command.html.in
@@ -445,7 +445,7 @@
       <strong>Note:</strong> if the command has been daemonized
       this will only block &amp; wait for the intermediate process,
       not the real command. <code>virCommandRun</code> will
-      report on any errors that have occured upon this point
+      report on any errors that have occurred upon this point
       with all previous API calls. If the command fails to
       run, or exits with non-zero status an error will be
       reported via normal libvirt error infrastructure. If a
diff --git a/include/libvirt/libvirt.h.in b/include/libvirt/libvirt.h.in
index 07617be489f30576b0e60bec261f3501ba868f97..1e4b2a2af601134a970f00ad41f7e0055d331557 100644
--- a/include/libvirt/libvirt.h.in
+++ b/include/libvirt/libvirt.h.in
@@ -2173,8 +2173,8 @@ typedef enum {
 /**
  * virConnectDomainEventCallback:
  * @conn: virConnect connection
- * @dom: The domain on which the event occured
- * @event: The specfic virDomainEventType which occured
+ * @dom: The domain on which the event occurred
+ * @event: The specfic virDomainEventType which occurred
  * @detail: event specific detail information
  * @opaque: opaque user data
  *
diff --git a/python/libvirt-override.py b/python/libvirt-override.py
index 98241d69a5ce82bf8928303495a6991486c96158..387fddfde1cf08facc9d48df650e3845849630e7 100644
--- a/python/libvirt-override.py
+++ b/python/libvirt-override.py
@@ -179,8 +179,8 @@ def virEventAddHandle(fd, events, cb, opaque):
 
     Example callback prototype is:
         def cb(watch,   # int id of the handle
-               fd,      # int file descriptor the event occured on
-               events,  # int bitmap of events that have occured
+               fd,      # int file descriptor the event occurred on
+               events,  # int bitmap of events that have occurred
                opaque): # opaque data passed to eventAddHandle
     """
     cbData = {"cb" : cb, "opaque" : opaque}
diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c
index 3f2655755369074319b8e780f4f9ace312b8678a..af30c1b3f0bfbe4b703ecdc1a3b284cf0b1d597c 100644
--- a/src/esx/esx_driver.c
+++ b/src/esx/esx_driver.c
@@ -276,7 +276,7 @@ esxParseVMXFileName(const char *fileName, void *opaque)
  *
  * Firstly parse the datastore path. Then use the datastore name to lookup the
  * datastore and it's mount path. Finally concatenate the mount path, directory
- * and file name to an absolute path and return it. Detect the seperator type
+ * and file name to an absolute path and return it. Detect the separator type
  * based on the mount path.
  */
 static char *
diff --git a/src/lxc/lxc_container.c b/src/lxc/lxc_container.c
index 69cea8e4df1863c96eb1d10631447d0a1651b5d9..e9891f72551fc4ca5c597378271c042c6fd1026c 100644
--- a/src/lxc/lxc_container.c
+++ b/src/lxc/lxc_container.c
@@ -1117,7 +1117,7 @@ cleanup:
     VIR_FORCE_CLOSE(argv->handshakefd);
 
     if (ret == 0) {
-        /* this function will only return if an error occured */
+        /* this function will only return if an error occurred */
         ret = virCommandExec(cmd);
     }
 
diff --git a/src/storage/storage_backend_logical.c b/src/storage/storage_backend_logical.c
index 6137278950936fbaf0df5de1adc30c173aa8e667..51624a7ed0d139fa5eab253e6f3f193043fc7b13 100644
--- a/src/storage/storage_backend_logical.c
+++ b/src/storage/storage_backend_logical.c
@@ -167,7 +167,7 @@ virStorageBackendLogicalMakeVol(virStoragePoolObjPtr pool,
         goto cleanup;
     }
 
-    /* Now parse the "devices" feild seperately */
+    /* Now parse the "devices" field separately */
     regex = strdup(regex_unit);
 
     for (i = 1; i < nextents; i++) {
@@ -175,7 +175,7 @@ virStorageBackendLogicalMakeVol(virStoragePoolObjPtr pool,
             virReportOOMError();
             goto cleanup;
         }
-        /* "," is the seperator of "devices" field */
+        /* "," is the separator of "devices" field */
         strcat(regex, ",");
         strncat(regex, regex_unit, strlen(regex_unit));
     }
diff --git a/src/util/hash.c b/src/util/hash.c
index b5ec6af919cf672840b2d9e3e75bc42603827c95..42ccff74c50eca61cd21ee3e74e5c41fed9af3b9 100644
--- a/src/util/hash.c
+++ b/src/util/hash.c
@@ -120,7 +120,7 @@ virHashComputeKey(virHashTablePtr table, const void *name)
  *
  * Create a new virHashTablePtr.
  *
- * Returns the newly created object, or NULL if an error occured.
+ * Returns the newly created object, or NULL if an error occurred.
  */
 virHashTablePtr virHashCreateFull(int size,
                                   virHashDataFree dataFree,
diff --git a/src/vbox/vbox_tmpl.c b/src/vbox/vbox_tmpl.c
index 8c53f1f5494d5a0dda5df6d1ee93ad12ceacd794..9b674a9049f4e842614589895e37cb04c2ac011d 100644
--- a/src/vbox/vbox_tmpl.c
+++ b/src/vbox/vbox_tmpl.c
@@ -537,7 +537,7 @@ vboxIIDIsEqual_v3_x(vboxGlobalData *data, vboxIID_v3_x *iid1,
     unsigned char uuid2[VIR_UUID_BUFLEN];
 
     /* Note: we can't directly compare the utf8 strings here
-     * cause the two UUID's may have seperators as space or '-'
+     * cause the two UUID's may have separators as space or '-'
      * or mixture of both and we don't want to fail here by
      * using direct string comparison. Here virUUIDParse() takes
      * care of these cases. */