diff --git a/r/_pkgdown.yml b/r/_pkgdown.yml
index 39700914db4b..57e99648ec55 100644
--- a/r/_pkgdown.yml
+++ b/r/_pkgdown.yml
@@ -363,6 +363,8 @@ repo:
 footer:
   structure:
     left: older_versions
-    right: built_with
+    right: [built_with, legal]
   components:
     older_versions: "[Older versions of these docs](https://arrow.apache.org/docs/r/versions.html)"
+    legal: |
+      <small>Apache Arrow, Arrow, Apache, the Apache logo, and the Apache Arrow project logo are either registered trademarks or trademarks of The Apache Software Foundation in the United States and other countries.</small>
diff --git a/r/pkgdown/extra.css b/r/pkgdown/extra.css
index b5aab24f0d88..1a9838b1ab6c 100644
--- a/r/pkgdown/extra.css
+++ b/r/pkgdown/extra.css
@@ -14,3 +14,8 @@
 #search-input::placeholder {
   color: #d9d9d9;
 }
+
+/* Add bottom padding to footer to prevent Kapa AI widget from overlaying content */
+footer {
+  padding-bottom: 80px;
+}