diff --git a/jquery/jquery-tests.ts b/jquery/jquery-tests.ts
index 0fed71bf4..440a56707 100644
--- a/jquery/jquery-tests.ts
+++ b/jquery/jquery-tests.ts
@@ -898,6 +898,16 @@ function test_data() {
     $.data(document.getElementById("id"), "", "8").toUpperCase();
 }
 
+function test_removeData() {
+    $("span:eq(0)").text("" + $("div").data("test1"));
+    $("div").data("test1", "VALUE-1");
+    $("div").data("test2", "VALUE-2");
+    $("span:eq(1)").text("" + $("div").data("test1"));
+    $("div").removeData("test1");
+    $("span:eq(2)").text("" + $("div").data("test1"));
+    $("span:eq(3)").text("" + $("div").data("test2"));
+}
+
 function test_dblclick() {
     $('#target').dblclick(function () {
         alert('Handler for .dblclick() called.');
diff --git a/jquery/jquery.d.ts b/jquery/jquery.d.ts
index 9bc102ca0..f21670ba7 100644
--- a/jquery/jquery.d.ts
+++ b/jquery/jquery.d.ts
@@ -1130,16 +1130,56 @@ interface JQuery {
      */
     width(func: (index: number, width: number) => string): JQuery;
 
-    // Data
+    /**
+     * Remove from the queue all items that have not yet been run.
+     *
+     * @param queueName A string containing the name of the queue. Defaults to fx, the standard effects queue.
+     */
     clearQueue(queueName?: string): JQuery;
 
+    /**
+     * Store arbitrary data associated with the matched elements.
+     *
+     * @param key A string naming the piece of data to set.
+     * @param value The new data value; it can be any Javascript type including Array or Object.
+     */
     data(key: string, value: any): JQuery;
+    /**
+     * Store arbitrary data associated with the matched elements.
+     *
+     * @param obj An object of key-value pairs of data to update.
+     */
     data(obj: { [key: string]: any; }): JQuery;
-    data(key?: string): any;
+    /**
+     * Return the value at the named data store for the first element in the jQuery collection, as set by data(name, value) or by an HTML5 data-* attribute.
+     *
+     * @param key Name of the data stored.
+     */
+    data(key: string): any;
+    /**
+     * Return the value at the named data store for the first element in the jQuery collection, as set by data(name, value) or by an HTML5 data-* attribute.
+     */
+    data(): any;
 
+    /**
+     * Execute the next function on the queue for the matched elements.
+     *
+     * @param queueName A string containing the name of the queue. Defaults to fx, the standard effects queue.
+     */
     dequeue(queueName?: string): JQuery;
 
-    removeData(nameOrList?: any): JQuery;
+    /**
+     * Remove a previously-stored piece of data.
+     *
+     * @param name A string naming the piece of data to delete or space-separated string naming the pieces of data to delete.
+     */
+    removeData(name: string): JQuery;
+    /**
+     * Remove a previously-stored piece of data.
+     *
+     * @param list An array of strings naming the pieces of data to delete.
+     */
+    removeData(list: string[]): JQuery;
 
     // Deferred
     promise(type?: any, target?: any): JQueryPromise<any>;