diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 004711ae78..2b47d458c1 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -51,7 +51,7 @@ configure option should be set. This will enable additional correctness
 checks and all the ASSERTs to help quickly catch potential issues.
 
 In addition, there are numerous utilities and debugging files which
-provide visibility in to the inner workings of ZFS.  The most useful
+provide visibility into the inner workings of ZFS.  The most useful
 of these tools are discussed in detail on the [debugging ZFS wiki
 page](https://github.com/zfsonlinux/zfs/wiki/Debugging).
 
diff --git a/scripts/kmodtool b/scripts/kmodtool
index a632dd046b..a05b0078bb 100755
--- a/scripts/kmodtool
+++ b/scripts/kmodtool
@@ -397,7 +397,7 @@ print_rpmtemplate ()
 	# and print it and some other required stuff as macro
 	print_rpmtemplate_header
 
-	# now print the packages itselfs
+	# now print the packages
 	for kernel in ${kernel_versions_to_build_for} ; do
 
 		local kernel_verrelarch=${kernel%%${kernels_known_variants}}
@@ -489,7 +489,7 @@ while [ "${1}" ] ; do
 		--obsolete-name)
 			shift
 			if [[ ! "${1}" ]] ; then
-				error_out 2 "Please provide the name of the kmod to obsolte together with --obsolete-name" >&2
+				error_out 2 "Please provide the name of the kmod to obsolete together with --obsolete-name" >&2
 	 		fi
 			obsolete_name="${1}"
 			shift
@@ -497,7 +497,7 @@ while [ "${1}" ] ; do
 		--obsolete-version)
 			shift
 			if [[ ! "${1}" ]] ; then
-				error_out 2 "Please provide the version of the kmod to obsolte together with --obsolete-version" >&2
+				error_out 2 "Please provide the version of the kmod to obsolete together with --obsolete-version" >&2
 	 		fi
 			obsolete_version="${1}"
 			shift
diff --git a/tests/README.md b/tests/README.md
index 7b3768c291..b2c7f99c70 100644
--- a/tests/README.md
+++ b/tests/README.md
@@ -78,7 +78,7 @@ The following zfs-tests.sh options are supported:
                 when test-runner exists.  This is useful when the results of
                 a specific test need to be preserved for further analysis.
 
-    -f          Use sparse files directly instread of loopback devices for
+    -f          Use sparse files directly instead of loopback devices for
                 the testing.  When running in this mode certain tests will
                 be skipped which depend on real block devices.
 
diff --git a/tests/test-runner/bin/Makefile.am b/tests/test-runner/bin/Makefile.am
index 30c564e555..e1ae21548e 100644
--- a/tests/test-runner/bin/Makefile.am
+++ b/tests/test-runner/bin/Makefile.am
@@ -3,7 +3,7 @@ dist_pkgdata_SCRIPTS = \
 	test-runner.py \
 	zts-report.py
 #
-# These scripts are compatibile with both Python 2.6 and 3.4.  As such the
+# These scripts are compatible with both Python 2.6 and 3.4.  As such the
 # python 3 shebang can be replaced at install time when targeting a python
 # 2 system.  This allows us to maintain a single version of the source.
 #
diff --git a/tests/test-runner/bin/test-runner.py b/tests/test-runner/bin/test-runner.py
index 4d4fd96ad7..bf2c77c18a 100755
--- a/tests/test-runner/bin/test-runner.py
+++ b/tests/test-runner/bin/test-runner.py
@@ -307,7 +307,7 @@ class Cmd(object):
         This function is responsible for writing all output. This includes
         the console output, the logfile of all results (with timestamped
         merged stdout and stderr), and for each test, the unmodified
-        stdout/stderr/merged in it's own file.
+        stdout/stderr/merged in its own file.
         """
 
         logname = getpwuid(os.getuid()).pw_name
@@ -716,7 +716,7 @@ class TestRun(object):
 
     def setup_logging(self, options):
         """
-        This funtion creates the output directory and gets a file object
+        This function creates the output directory and gets a file object
         for the logfile. This function must be called before write_log()
         can be used.
         """
diff --git a/tests/test-runner/man/test-runner.1 b/tests/test-runner/man/test-runner.1
index 31cd412452..95255073b7 100644
--- a/tests/test-runner/man/test-runner.1
+++ b/tests/test-runner/man/test-runner.1
@@ -103,7 +103,7 @@ The file has one section named "DEFAULT," which contains configuration option
 names and their values in "name = value" format. The values in this section
 apply to all the subsequent sections, unless they are also specified there, in
 which case the default is overridden. The remaining section names are the
-absolute pathnames of files and direcotries, describing tests and test groups
+absolute pathnames of files and directories, describing tests and test groups
 respectively. The legal option names are:
 .sp
 .ne 2
@@ -248,7 +248,7 @@ Run \fIscript\fR after any test or test group.
 \fB-q\fR
 .ad
 .RS 6n
-Print only the results sumary to the standard output.
+Print only the results summary to the standard output.
 .RE
 
 .ne 2