diff --git a/lib/gitlab/client/merge_requests.rb b/lib/gitlab/client/merge_requests.rb
index 0ebcd1595..e39c8b693 100644
--- a/lib/gitlab/client/merge_requests.rb
+++ b/lib/gitlab/client/merge_requests.rb
@@ -273,5 +273,30 @@ def update_merge_request_discussion_note(project, merge_request_id, discussion_i
     def delete_merge_request_discussion_note(project, merge_request_id, discussion_id, note_id)
       delete("/projects/#{url_encode project}/merge_requests/#{merge_request_id}/discussions/#{discussion_id}/notes/#{note_id}")
     end
+
+    # Gets a list of merge request diff versions
+    #
+    # @example
+    #   Gitlab.merge_request_versions(5, 1)
+    #   Gitlab.merge_request_versions('gitlab', 1)
+    # @param  [Integer, String] project The ID or name of a project.
+    # @param  [Integer] id The ID of a merge request.
+    # @return [Gitlab::ObjectifiedHash] A list of the merge request versions.
+    def merge_request_diff_versions(project, merge_request_id)
+      get("/projects/#{url_encode project}/merge_requests/#{merge_request_id}/versions")
+    end
+
+    # Gets the diff a single merge request diff version\
+    #
+    # @example
+    #   Gitlab.merge_request_diff_version(5, 1, 1)
+    #   Gitlab.merge_request_diff_version('gitlab', 1, 1)
+    # @param  [Integer, String] project The ID or name of a project.
+    # @param  [Integer] id The ID of a merge request.
+    # @param  [Integer] id The ID of a merge request diff version.
+    # @return [Gitlab::ObjectifiedHash] Record of the specific diff
+    def merge_request_diff_version(project, merge_request_id, version_id)
+      get("/projects/#{url_encode project}/merge_requests/#{merge_request_id}/versions/#{version_id}")
+    end
   end
 end
diff --git a/spec/fixtures/merge_request_diff_version.json b/spec/fixtures/merge_request_diff_version.json
new file mode 100644
index 000000000..91df5ca98
--- /dev/null
+++ b/spec/fixtures/merge_request_diff_version.json
@@ -0,0 +1,45 @@
+{
+  "id": 110,
+  "head_commit_sha": "33e2ee8579fda5bc36accc9c6fbd0b4fefda9e30",
+  "base_commit_sha": "eeb57dffe83deb686a60a71c16c32f71046868fd",
+  "start_commit_sha": "eeb57dffe83deb686a60a71c16c32f71046868fd",
+  "created_at": "2016-07-26T14:44:48.926Z",
+  "merge_request_id": 105,
+  "state": "collected",
+  "real_size": "1",
+  "commits": [{
+    "id": "33e2ee8579fda5bc36accc9c6fbd0b4fefda9e30",
+    "short_id": "33e2ee85",
+    "title": "Change year to 2018",
+    "author_name": "Administrator",
+    "author_email": "admin@example.com",
+    "created_at": "2016-07-26T17:44:29.000+03:00",
+    "message": "Change year to 2018"
+  }, {
+    "id": "aa24655de48b36335556ac8a3cd8bb521f977cbd",
+    "short_id": "aa24655d",
+    "title": "Update LICENSE",
+    "author_name": "Administrator",
+    "author_email": "admin@example.com",
+    "created_at": "2016-07-25T17:21:53.000+03:00",
+    "message": "Update LICENSE"
+  }, {
+    "id": "3eed087b29835c48015768f839d76e5ea8f07a24",
+    "short_id": "3eed087b",
+    "title": "Add license",
+    "author_name": "Administrator",
+    "author_email": "admin@example.com",
+    "created_at": "2016-07-25T17:21:20.000+03:00",
+    "message": "Add license"
+  }],
+  "diffs": [{
+    "old_path": "LICENSE",
+    "new_path": "LICENSE",
+    "a_mode": "0",
+    "b_mode": "100644",
+    "diff": "--- /dev/null\n+++ b/LICENSE\n@@ -0,0 +1,21 @@\n+The MIT License (MIT)\n+\n+Copyright (c) 2018 Administrator\n+\n+Permission is hereby granted, free of charge, to any person obtaining a copy\n+of this software and associated documentation files (the \"Software\"), to deal\n+in the Software without restriction, including without limitation the rights\n+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n+copies of the Software, and to permit persons to whom the Software is\n+furnished to do so, subject to the following conditions:\n+\n+The above copyright notice and this permission notice shall be included in all\n+copies or substantial portions of the Software.\n+\n+THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\n+SOFTWARE.\n",
+    "new_file": true,
+    "renamed_file": false,
+    "deleted_file": false
+  }]
+}
diff --git a/spec/fixtures/merge_request_diff_versions.json b/spec/fixtures/merge_request_diff_versions.json
new file mode 100644
index 000000000..48ede0eba
--- /dev/null
+++ b/spec/fixtures/merge_request_diff_versions.json
@@ -0,0 +1,19 @@
+[{
+  "id": 110,
+  "head_commit_sha": "33e2ee8579fda5bc36accc9c6fbd0b4fefda9e30",
+  "base_commit_sha": "eeb57dffe83deb686a60a71c16c32f71046868fd",
+  "start_commit_sha": "eeb57dffe83deb686a60a71c16c32f71046868fd",
+  "created_at": "2016-07-26T14:44:48.926Z",
+  "merge_request_id": 105,
+  "state": "collected",
+  "real_size": "1"
+}, {
+  "id": 108,
+  "head_commit_sha": "3eed087b29835c48015768f839d76e5ea8f07a24",
+  "base_commit_sha": "eeb57dffe83deb686a60a71c16c32f71046868fd",
+  "start_commit_sha": "eeb57dffe83deb686a60a71c16c32f71046868fd",
+  "created_at": "2016-07-25T14:21:33.028Z",
+  "merge_request_id": 105,
+  "state": "collected",
+  "real_size": "1"
+}]
diff --git a/spec/gitlab/client/merge_requests_spec.rb b/spec/gitlab/client/merge_requests_spec.rb
index c28afabbf..7af1a3c60 100644
--- a/spec/gitlab/client/merge_requests_spec.rb
+++ b/spec/gitlab/client/merge_requests_spec.rb
@@ -348,4 +348,36 @@
       expect(@note).to be_falsy
     end
   end
+
+  describe '.merge_request_diff_versions' do
+    before do
+      stub_get('/projects/3/merge_requests/105/versions', 'merge_request_diff_versions')
+      @versions = Gitlab.merge_request_diff_versions(3, 105)
+    end
+
+    it 'gets the correct resource' do
+      expect(a_get('/projects/3/merge_requests/105/versions')).to have_been_made
+    end
+
+    it 'returns an array of the versions' do
+      expect(@versions.length).to eq(2)
+      expect(@versions.first.head_commit_sha).to eq('33e2ee8579fda5bc36accc9c6fbd0b4fefda9e30')
+    end
+  end
+
+  describe '.merge_request_diff_version' do
+    before do
+      stub_get('/projects/3/merge_requests/105/versions/1', 'merge_request_diff_version')
+      @diff = Gitlab.merge_request_diff_version(3, 105, 1)
+    end
+
+    it 'gets the correct resource' do
+      expect(a_get('/projects/3/merge_requests/105/versions/1')).to have_been_made
+    end
+
+    it 'returns diff, with array of diffs in version' do
+      expect(@diff.diffs).to be_a Array
+      expect(@diff.diffs.first['old_path']).to eq('LICENSE')
+    end
+  end
 end