diff --git a/Lib/threading.py b/Lib/threading.py
index bb41456fb1410c2..5fc7cbe239cbbbf 100644
--- a/Lib/threading.py
+++ b/Lib/threading.py
@@ -1091,7 +1091,15 @@ def is_alive(self):
         self._wait_for_tstate_lock(False)
         return not self._is_stopped
 
-    isAlive = is_alive
+    def isAlive(self):
+        """Return whether the thread is alive.
+
+        This instance method is deprecated, use is_alive() instead.
+        """
+        import warnings
+        warnings.warn('isAlive() is deprecated, use is_alive() instead',
+                      PendingDeprecationWarning, stacklevel=2)
+        return self.is_alive()
 
     @property
     def daemon(self):
diff --git a/Misc/NEWS.d/next/Library/2019-01-07-17-17-16.bpo-35283.WClosC.rst b/Misc/NEWS.d/next/Library/2019-01-07-17-17-16.bpo-35283.WClosC.rst
new file mode 100644
index 000000000000000..6c9c06eff2b5f9c
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2019-01-07-17-17-16.bpo-35283.WClosC.rst
@@ -0,0 +1,2 @@
+Add a deprecated warning for the threading.Thread.isAlive.
+Patch by Dong-hee Na.