diff --git a/types/koa-bunyan-logger/index.d.ts b/types/koa-bunyan-logger/index.d.ts
new file mode 100644
index 0000000000..1cf77fec92
--- /dev/null
+++ b/types/koa-bunyan-logger/index.d.ts
@@ -0,0 +1,21 @@
+// Type definitions for koa-bunyan-logger 2.0
+// Project: https://github.com/koajs/bunyan-logger
+// Definitions by: Steven McDowall <https://github.com/sjmcdowall>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+import { Middleware } from 'koa';
+
+import Logger = require('bunyan');
+
+export = koaBunyanLogger;
+
+declare function koaBunyanLogger(logger?: Logger): Middleware;
+
+// Extend the Koa context to add the logger..
+declare module 'koa' {
+    // tslint:disable-next-line: interface-name
+    interface BaseContext {
+        log: Logger;
+    }
+}
diff --git a/types/koa-bunyan-logger/koa-bunyan-logger-tests.ts b/types/koa-bunyan-logger/koa-bunyan-logger-tests.ts
new file mode 100644
index 0000000000..daaf26b7a3
--- /dev/null
+++ b/types/koa-bunyan-logger/koa-bunyan-logger-tests.ts
@@ -0,0 +1,12 @@
+import Koa = require('koa');
+import koaBunyanLogger = require('koa-bunyan-logger');
+
+const app = new Koa();
+app.use(koaBunyanLogger());
+
+app.use(async (ctx, next) => {
+    ctx.log.info('Got a request from %s for %s', ctx.request.ip, ctx.path);
+    await next();
+});
+
+app.listen(8000);
diff --git a/types/koa-bunyan-logger/tsconfig.json b/types/koa-bunyan-logger/tsconfig.json
new file mode 100644
index 0000000000..67657f2ec2
--- /dev/null
+++ b/types/koa-bunyan-logger/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "koa-bunyan-logger-tests.ts"
+    ]
+}
diff --git a/types/koa-bunyan-logger/tslint.json b/types/koa-bunyan-logger/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/koa-bunyan-logger/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }