diff --git a/types/mobx-apollo/index.d.ts b/types/mobx-apollo/index.d.ts
new file mode 100644
index 0000000000..4054601717
--- /dev/null
+++ b/types/mobx-apollo/index.d.ts
@@ -0,0 +1,29 @@
+// Type definitions for mobx-apollo 0.0
+// Project: https://github.com/sonaye/mobx-apollo#readme
+// Definitions by: Paul Selden <https://github.com/pselden>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.3
+
+import {
+    ApolloClient,
+    ObservableQuery,
+    WatchQueryOptions,
+    ApolloError
+} from 'apollo-client';
+
+export interface MobxApolloQueryOptions<T> extends WatchQueryOptions {
+    client: ApolloClient<any>;
+    onFetch?: (result: T) => void;
+    onError?: (error: ApolloError) => void;
+}
+
+export interface MobxApolloQuery<T> {
+    loading: boolean;
+    data: T;
+    error?: ApolloError;
+    ref: ObservableQuery<T>;
+}
+
+export default function graphql<T>(
+    options: MobxApolloQueryOptions<T>
+): MobxApolloQuery<T>;
diff --git a/types/mobx-apollo/mobx-apollo-tests.ts b/types/mobx-apollo/mobx-apollo-tests.ts
new file mode 100644
index 0000000000..cc17916a5a
--- /dev/null
+++ b/types/mobx-apollo/mobx-apollo-tests.ts
@@ -0,0 +1,40 @@
+import * as React from 'react';
+import { computed } from 'mobx';
+import { ApolloClient } from 'apollo-client';
+import gql from 'graphql-tag';
+
+import query from 'mobx-apollo';
+
+const PostsQuery = gql`
+    {
+        posts {
+            id
+            title
+        }
+    }
+`;
+
+interface Post {
+    id: string;
+    title: string;
+}
+
+class PostStore {
+    @computed
+    private get postsQuery() {
+        return query<{ posts: Post[] }>({
+            client: new ApolloClient({
+                link: {} as any,
+                cache: {} as any
+            }),
+            query: PostsQuery
+        });
+    }
+
+    @computed
+    get posts() {
+        return this.postsQuery.data.posts;
+    }
+}
+
+new PostStore();
diff --git a/types/mobx-apollo/tsconfig.json b/types/mobx-apollo/tsconfig.json
new file mode 100644
index 0000000000..c18e0f5512
--- /dev/null
+++ b/types/mobx-apollo/tsconfig.json
@@ -0,0 +1,18 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": ["es6"],
+        "target": "es5",
+        "experimentalDecorators": true,
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": ["../"],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": ["index.d.ts", "mobx-apollo-tests.ts"]
+}
diff --git a/types/mobx-apollo/tslint.json b/types/mobx-apollo/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/mobx-apollo/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }