diff --git a/types/is-date-object/index.d.ts b/types/is-date-object/index.d.ts
new file mode 100644
index 0000000000..08885dce51
--- /dev/null
+++ b/types/is-date-object/index.d.ts
@@ -0,0 +1,8 @@
+// Type definitions for is-date-object 1.0
+// Project: https://github.com/ljharb/is-date-object
+// Definitions by:  Adam Zerella <https://github.com/adamzerella>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+declare function isDateObject(value?: any): boolean;
+
+export = isDateObject;
diff --git a/types/is-date-object/is-date-object-tests.ts b/types/is-date-object/is-date-object-tests.ts
new file mode 100644
index 0000000000..68fb22d684
--- /dev/null
+++ b/types/is-date-object/is-date-object-tests.ts
@@ -0,0 +1,14 @@
+import isDate = require("is-date-object");
+
+isDate();
+isDate(undefined);
+isDate(null);
+isDate(false);
+isDate(true);
+isDate(42);
+isDate('foo');
+isDate([]);
+isDate({});
+isDate(/a/g);
+isDate(new RegExp('a', 'g'));
+isDate(new Date());
diff --git a/types/is-date-object/tsconfig.json b/types/is-date-object/tsconfig.json
new file mode 100644
index 0000000000..7c42b57df2
--- /dev/null
+++ b/types/is-date-object/tsconfig.json
@@ -0,0 +1,25 @@
+{
+    "compilerOptions": {
+      "module": "commonjs",
+      "lib": [
+        "es6"
+      ],
+      "noImplicitAny": true,
+      "noImplicitThis": true,
+      "strictNullChecks": true,
+      "strictFunctionTypes": true,
+      "baseUrl": "../",
+      "typeRoots": [
+        "../"
+      ],
+      "types": [
+
+      ],
+      "noEmit": true,
+      "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+      "index.d.ts",
+      "is-date-object-tests.ts"
+    ]
+}
diff --git a/types/is-date-object/tslint.json b/types/is-date-object/tslint.json
new file mode 100644
index 0000000000..e60c15844f
--- /dev/null
+++ b/types/is-date-object/tslint.json
@@ -0,0 +1,3 @@
+{
+    "extends": "dtslint/dt.json"
+}
\ No newline at end of file