diff --git a/django/utils/encoding.py b/django/utils/encoding.py
index 8f6f6024ca7..080b63d214c 100644
--- a/django/utils/encoding.py
+++ b/django/utils/encoding.py
@@ -253,7 +253,7 @@ def filepath_to_uri(path):
         return path
     # I know about `os.sep` and `os.altsep` but I want to leave
     # some flexibility for hardcoding separators.
-    return quote(path.replace("\\", "/"), safe="/~!*()'")
+    return quote(str(path).replace("\\", "/"), safe="/~!*()'")
 
 
 def get_system_encoding():
diff --git a/docs/ref/utils.txt b/docs/ref/utils.txt
index 4f174c5efe8..09b174c1ceb 100644
--- a/docs/ref/utils.txt
+++ b/docs/ref/utils.txt
@@ -280,7 +280,8 @@ The functions defined in this module share the following properties:
 .. function:: filepath_to_uri(path)
 
     Convert a file system path to a URI portion that is suitable for inclusion
-    in a URL. The path is assumed to be either UTF-8 bytes or string.
+    in a URL. The path is assumed to be either UTF-8 bytes, string, or a
+    :class:`~pathlib.Path`.
 
     This method will encode certain characters that would normally be
     recognized as special characters for URIs.  Note that this method does not
@@ -289,6 +290,10 @@ The functions defined in this module share the following properties:
 
     Returns an ASCII string containing the encoded result.
 
+    .. versionchanged:: 3.1
+
+        Support for :class:`pathlib.Path` ``path`` was added.
+
 .. function:: escape_uri_path(path)
 
     Escapes the unsafe characters from the path portion of a Uniform Resource
diff --git a/docs/releases/3.1.txt b/docs/releases/3.1.txt
index 0a08ce3cdff..d928abd2057 100644
--- a/docs/releases/3.1.txt
+++ b/docs/releases/3.1.txt
@@ -214,6 +214,12 @@ URLs
 
 * ...
 
+Utilities
+~~~~~~~~~
+
+* :func:`~django.utils.encoding.filepath_to_uri` now supports
+  :class:`pathlib.Path`.
+
 Validators
 ~~~~~~~~~~
 
diff --git a/tests/utils_tests/test_encoding.py b/tests/utils_tests/test_encoding.py
index b878988e113..36f2d8665f3 100644
--- a/tests/utils_tests/test_encoding.py
+++ b/tests/utils_tests/test_encoding.py
@@ -1,6 +1,7 @@
 import datetime
 import sys
 import unittest
+from pathlib import Path
 from unittest import mock
 from urllib.parse import quote_plus
 
@@ -106,6 +107,8 @@ class TestRFC3987IEncodingUtils(unittest.TestCase):
     def test_filepath_to_uri(self):
         self.assertIsNone(filepath_to_uri(None))
         self.assertEqual(filepath_to_uri('upload\\чубака.mp4'), 'upload/%D1%87%D1%83%D0%B1%D0%B0%D0%BA%D0%B0.mp4')
+        self.assertEqual(filepath_to_uri(Path('upload/test.png')), 'upload/test.png')
+        self.assertEqual(filepath_to_uri(Path('upload\\test.png')), 'upload/test.png')
 
     def test_iri_to_uri(self):
         cases = [