diff --git a/src/Illuminate/Support/Str.php b/src/Illuminate/Support/Str.php
index c4c911d8a75f..f80f05a72733 100644
--- a/src/Illuminate/Support/Str.php
+++ b/src/Illuminate/Support/Str.php
@@ -2087,4 +2087,26 @@ public static function flushCache()
         static::$camelCache = [];
         static::$studlyCache = [];
     }
+
+    /**
+     * Get the ordinal suffix for a given number.
+     *
+     * @param  int  $number
+     * @return string
+     */
+    public static function ordinal(int $number)
+    {
+        if (! in_array($number % 100, [11, 12, 13])) {
+            switch ($number % 10) {
+                case 1:
+                    return $number . 'st';
+                case 2:
+                    return $number . 'nd';
+                case 3:
+                    return $number . 'rd';
+            }
+        }
+
+        return $number . 'th';
+    }
 }