diff --git a/_data/simple-icons.json b/_data/simple-icons.json
index 8b06466f1..04bd298ef 100644
--- a/_data/simple-icons.json
+++ b/_data/simple-icons.json
@@ -7331,6 +7331,11 @@
             "hex": "1675BC",
             "source": "https://www.talend.com/"
         },
+        {
+            "title": "Tampermonkey",
+            "hex": "00485B",
+            "source": "https://commons.wikimedia.org/wiki/File:Tampermonkey_logo.svg"
+        },
         {
             "title": "Taobao",
             "hex": "E94F20",
diff --git a/icons/tampermonkey.svg b/icons/tampermonkey.svg
new file mode 100644
index 000000000..59b5ef727
--- /dev/null
+++ b/icons/tampermonkey.svg
@@ -0,0 +1 @@
+<svg role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><title>Tampermonkey icon</title><path d="M5.955.002C3-.071.275 2.386.043 5.335c-.069 3.32-.011 6.646-.03 9.969.06 1.87-.276 3.873.715 5.573 1.083 2.076 3.456 3.288 5.77 3.105 4.003-.011 8.008.022 12.011-.017 2.953-.156 5.478-2.815 5.482-5.772-.007-4.235.023-8.473-.015-12.708C23.82 2.533 21.16.007 18.205.003c-4.083-.005-8.167 0-12.25-.002zm.447 12.683c2.333-.046 4.506 1.805 4.83 4.116.412 2.287-1.056 4.716-3.274 5.411-2.187.783-4.825-.268-5.874-2.341-1.137-2.039-.52-4.827 1.37-6.197a4.896 4.896 0 012.948-.99zm11.245 0c2.333-.046 4.505 1.805 4.829 4.116.413 2.287-1.056 4.716-3.273 5.411-2.188.783-4.825-.268-5.875-2.341-1.136-2.039-.52-4.827 1.37-6.197a4.896 4.896 0 012.949-.99z"/></svg>
\ No newline at end of file