diff --git a/Doc/library/subprocess.rst b/Doc/library/subprocess.rst
index e9ba15eec1c20bd..bab14d71b9aa12d 100644
--- a/Doc/library/subprocess.rst
+++ b/Doc/library/subprocess.rst
@@ -133,6 +133,12 @@ compatibility with older versions, see the :ref:`call-function-trio` section.
 
    .. versionadded:: 3.5
 
+   .. method:: __bool__()
+
+      Returns True if :attr:`returncode` is zero, otherwise False.
+
+   .. versionadded:: 3.7
+
 .. data:: DEVNULL
 
    Special value that can be used as the *stdin*, *stdout* or *stderr* argument
diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index dffcda3e9fbbc0a..f9628690ba5a4a1 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -355,6 +355,10 @@ def __init__(self, args, returncode, stdout=None, stderr=None):
         self.stdout = stdout
         self.stderr = stderr
 
+    def __bool__(self):
+        """ Returns True if the exit code is zero; otherwise False."""
+        return self.returncode == 0
+
     def __repr__(self):
         args = ['args={!r}'.format(self.args),
                 'returncode={!r}'.format(self.returncode)]
diff --git a/Misc/NEWS b/Misc/NEWS
index 4413c511157fcd1..de7d01ddb0d6898 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -249,6 +249,9 @@ Extension Modules
 Library
 -------
 
+- bpo-25452: Add __bool__() method to subprocess.CompletedProcess. Patch by
+  Sayan Chowdhury
+
 - Issue #16285: urrlib.parse.quote is now based on RFC 3986 and hence includes
   '~' in the set of characters that is not quoted by default. Patch by
   Christian Theune and Ratnadeep Debnath.