diff --git a/types/string-width/index.d.ts b/types/string-width/index.d.ts
new file mode 100644
index 0000000000..d896fe3c79
--- /dev/null
+++ b/types/string-width/index.d.ts
@@ -0,0 +1,9 @@
+// Type definitions for string-width 2.0
+// Project: https://github.com/sindresorhus/string-width
+// Definitions by: Rong Shen <https://github.com/jacobbubu>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types="node" />
+
+declare function stringWidth(text: string): number;
+export = stringWidth;
diff --git a/types/string-width/string-width-tests.ts b/types/string-width/string-width-tests.ts
new file mode 100644
index 0000000000..f48fb647af
--- /dev/null
+++ b/types/string-width/string-width-tests.ts
@@ -0,0 +1,4 @@
+import stringWidth = require("string-width");
+
+stringWidth("古");
+// => 2
diff --git a/types/string-width/tsconfig.json b/types/string-width/tsconfig.json
new file mode 100644
index 0000000000..bc216bafd3
--- /dev/null
+++ b/types/string-width/tsconfig.json
@@ -0,0 +1,16 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": ["es6"],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": ["../"],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": ["index.d.ts", "string-width-tests.ts"]
+}
diff --git a/types/string-width/tslint.json b/types/string-width/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/string-width/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }