diff --git a/rhodecode/events/__init__.py b/rhodecode/events/__init__.py
--- a/rhodecode/events/__init__.py
+++ b/rhodecode/events/__init__.py
@@ -49,3 +49,11 @@ from rhodecode.events.repo import (
     RepoPrePushEvent,   RepoPushEvent,
     RepoPrePullEvent,   RepoPullEvent,
 )
+
+from rhodecode.events.pullrequest import (
+    PullRequestCreateEvent,
+    PullRequestUpdateEvent,
+    PullRequestReviewEvent,
+    PullRequestMergeEvent,
+    PullRequestCloseEvent,
+)
\ No newline at end of file
diff --git a/rhodecode/events/pullrequest.py b/rhodecode/events/pullrequest.py
new file mode 100644
--- /dev/null
+++ b/rhodecode/events/pullrequest.py
@@ -0,0 +1,72 @@
+# Copyright (C) 2016-2016  RhodeCode GmbH
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License, version 3
+# (only), as published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# This program is dual-licensed. If you wish to learn more about the
+# RhodeCode Enterprise Edition, including its added features, Support services,
+# and proprietary license terms, please see https://rhodecode.com/licenses/
+
+from rhodecode.events.repo import RepoEvent
+
+
+class PullRequestEvent(RepoEvent):
+    """
+    Base class for events acting on a repository.
+
+    :param repo: a :class:`Repository` instance
+    """
+    def __init__(self, pullrequest):
+        super(PullRequestEvent, self).__init__(pullrequest.target_repo)
+        self.pullrequest = pullrequest
+
+
+class PullRequestCreateEvent(PullRequestEvent):
+    """
+    An instance of this class is emitted as an :term:`event` after a pull
+    request is created.
+    """
+    name = 'pullrequest-create'
+
+
+class PullRequestCloseEvent(PullRequestEvent):
+    """
+    An instance of this class is emitted as an :term:`event` after a pull
+    request is closed.
+    """
+    name = 'pullrequest-close'
+
+
+class PullRequestUpdateEvent(PullRequestEvent):
+    """
+    An instance of this class is emitted as an :term:`event` after a pull
+    request is updated.
+    """
+    name = 'pullrequest-update'
+
+
+class PullRequestMergeEvent(PullRequestEvent):
+    """
+    An instance of this class is emitted as an :term:`event` after a pull
+    request is merged.
+    """
+    name = 'pullrequest-merge'
+
+
+class PullRequestReviewEvent(PullRequestEvent):
+    """
+    An instance of this class is emitted as an :term:`event` after a pull
+    request is reviewed.
+    """
+    name = 'pullrequest-review'
+
+
diff --git a/rhodecode/lib/hooks_utils.py b/rhodecode/lib/hooks_utils.py
--- a/rhodecode/lib/hooks_utils.py
+++ b/rhodecode/lib/hooks_utils.py
@@ -21,6 +21,7 @@
 import pylons
 import webob
 
+from rhodecode import events
 from rhodecode.lib import hooks_base
 from rhodecode.lib import utils2
 
@@ -76,6 +77,7 @@ def trigger_log_create_pull_request_hook
 
     extras = _get_rc_scm_extras(username, repo_name, repo_alias,
                                 'create_pull_request')
+    events.trigger(events.PullRequestCreateEvent(pull_request))
     extras.update(pull_request.get_api_data())
     hooks_base.log_create_pull_request(**extras)
 
@@ -95,6 +97,7 @@ def trigger_log_merge_pull_request_hook(
 
     extras = _get_rc_scm_extras(username, repo_name, repo_alias,
                                 'merge_pull_request')
+    events.trigger(events.PullRequestMergeEvent(pull_request))
     extras.update(pull_request.get_api_data())
     hooks_base.log_merge_pull_request(**extras)
 
@@ -114,6 +117,7 @@ def trigger_log_close_pull_request_hook(
 
     extras = _get_rc_scm_extras(username, repo_name, repo_alias,
                                 'close_pull_request')
+    events.trigger(events.PullRequestCloseEvent(pull_request))
     extras.update(pull_request.get_api_data())
     hooks_base.log_close_pull_request(**extras)
 
@@ -133,6 +137,7 @@ def trigger_log_review_pull_request_hook
 
     extras = _get_rc_scm_extras(username, repo_name, repo_alias,
                                 'review_pull_request')
+    events.trigger(events.PullRequestReviewEvent(pull_request))
     extras.update(pull_request.get_api_data())
     hooks_base.log_review_pull_request(**extras)
 
@@ -152,5 +157,6 @@ def trigger_log_update_pull_request_hook
 
     extras = _get_rc_scm_extras(username, repo_name, repo_alias,
                                 'update_pull_request')
+    events.trigger(events.PullRequestUpdateEvent(pull_request))
     extras.update(pull_request.get_api_data())
     hooks_base.log_update_pull_request(**extras)
diff --git a/rhodecode/tests/events/test_pullrequest.py b/rhodecode/tests/events/test_pullrequest.py
new file mode 100644
--- /dev/null
+++ b/rhodecode/tests/events/test_pullrequest.py
@@ -0,0 +1,61 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (C) 2010-2016  RhodeCode GmbH
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License, version 3
+# (only), as published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# This program is dual-licensed. If you wish to learn more about the
+# RhodeCode Enterprise Edition, including its added features, Support services,
+# and proprietary license terms, please see https://rhodecode.com/licenses/
+
+import pytest
+
+from rhodecode.tests.events.conftest import EventCatcher
+
+from rhodecode.model.pull_request import PullRequestModel
+from rhodecode.events import (
+    PullRequestCreateEvent,
+    PullRequestUpdateEvent,
+    PullRequestReviewEvent,
+    PullRequestMergeEvent,
+    PullRequestCloseEvent,
+)
+
+
+@pytest.mark.backends("git", "hg")
+def test_create_pull_request_events(pr_util):
+    with EventCatcher() as event_catcher:
+        pr_util.create_pull_request()
+
+    assert PullRequestCreateEvent in event_catcher.events_types
+
+
+@pytest.mark.backends("git", "hg")
+def test_close_pull_request_events(pr_util, user_admin):
+    pr = pr_util.create_pull_request()
+
+    with EventCatcher() as event_catcher:
+        PullRequestModel().close_pull_request(pr, user_admin)
+
+    assert PullRequestCloseEvent in event_catcher.events_types
+
+
+@pytest.mark.backends("git", "hg")
+def test_close_pull_request_with_comment_events(pr_util, user_admin):
+    pr = pr_util.create_pull_request()
+
+    with EventCatcher() as event_catcher:
+        PullRequestModel().close_pull_request_with_comment(
+            pr, user_admin, pr.target_repo)
+
+    assert PullRequestCloseEvent in event_catcher.events_types