diff --git a/types/random-normal/index.d.ts b/types/random-normal/index.d.ts
new file mode 100644
index 0000000000..a0f0ebc87c
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+++ b/types/random-normal/index.d.ts
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+// Type definitions for random-normal 1.0
+// Project: https://github.com/mock-end/random-normal
+// Definitions by: Darius I. Karel <https://github.com/dikarel>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/**
+ * Normal distribution options
+ */
+interface Options {
+    /** The mean of the normal distribution. Defaults to 0 */
+    mean?: number;
+
+    /** The standard deviation of the normal distribution. Defaults to 1 */
+    dev?: number;
+}
+
+/**
+ * Return a [normally-distributed](https://en.wikipedia.org/wiki/Normal_distribution)
+ * random number. By default this, starts with a mean of 0 and a standard
+ * deviation of 1 which is the standard normal distribution.
+ * @param options Controls the shape of the normal distribution
+ */
+declare function randomNormal(options?: Options): number;
+
+export = randomNormal;
diff --git a/types/random-normal/random-normal-tests.ts b/types/random-normal/random-normal-tests.ts
new file mode 100644
index 0000000000..fdff2756e7
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+++ b/types/random-normal/random-normal-tests.ts
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+import randomNormal = require('random-normal');
+
+// No options specified
+randomNormal(); // $ExpectType number
+
+// All options specified
+randomNormal({ mean: 5, dev: 7 }); // $ExpectType number
+
+// Partial options specified
+randomNormal({ dev: 7 }); // $ExpectType number
+randomNormal({ mean: 5 }); // $ExpectType number
diff --git a/types/random-normal/tsconfig.json b/types/random-normal/tsconfig.json
new file mode 100644
index 0000000000..bfa2db60bf
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+++ b/types/random-normal/tsconfig.json
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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "random-normal-tests.ts"
+    ]
+}
diff --git a/types/random-normal/tslint.json b/types/random-normal/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
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+++ b/types/random-normal/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }