diff --git a/docs/gl_objects/groups.rst b/docs/gl_objects/groups.rst
index 02d2bb097..199847d9f 100644
--- a/docs/gl_objects/groups.rst
+++ b/docs/gl_objects/groups.rst
@@ -74,6 +74,11 @@ Remove a group::
     # or
     group.delete()
 
+Share/unshare the group with a group::
+
+    group.share(group2.id, gitlab.DEVELOPER_ACCESS)
+    group.unshare(group2.id)
+
 Import / Export
 ===============
 
diff --git a/gitlab/v4/objects.py b/gitlab/v4/objects.py
index 6b47e08db..2f3e8a591 100644
--- a/gitlab/v4/objects.py
+++ b/gitlab/v4/objects.py
@@ -1467,6 +1467,44 @@ def ldap_sync(self, **kwargs):
         path = "/groups/%s/ldap_sync" % self.get_id()
         self.manager.gitlab.http_post(path, **kwargs)
 
+    @cli.register_custom_action("Group", ("group_id", "group_access"), ("expires_at",))
+    @exc.on_http_error(exc.GitlabCreateError)
+    def share(self, group_id, group_access, expires_at=None, **kwargs):
+        """Share the group with a group.
+
+        Args:
+            group_id (int): ID of the group.
+            group_access (int): Access level for the group.
+            **kwargs: Extra options to send to the server (e.g. sudo)
+
+        Raises:
+            GitlabAuthenticationError: If authentication is not correct
+            GitlabCreateError: If the server failed to perform the request
+        """
+        path = "/groups/%s/share" % self.get_id()
+        data = {
+            "group_id": group_id,
+            "group_access": group_access,
+            "expires_at": expires_at,
+        }
+        self.manager.gitlab.http_post(path, post_data=data, **kwargs)
+
+    @cli.register_custom_action("Group", ("group_id",))
+    @exc.on_http_error(exc.GitlabDeleteError)
+    def unshare(self, group_id, **kwargs):
+        """Delete a shared group link within a group.
+
+        Args:
+            group_id (int): ID of the group.
+            **kwargs: Extra options to send to the server (e.g. sudo)
+
+        Raises:
+            GitlabAuthenticationError: If authentication is not correct
+            GitlabDeleteError: If the server failed to perform the request
+        """
+        path = "/groups/%s/share/%s" % (self.get_id(), group_id)
+        self.manager.gitlab.http_delete(path, **kwargs)
+
 
 class GroupManager(CRUDMixin, RESTManager):
     _path = "/groups"
diff --git a/tools/python_test_v4.py b/tools/python_test_v4.py
index c43eebdd1..6ecaf24b4 100644
--- a/tools/python_test_v4.py
+++ b/tools/python_test_v4.py
@@ -255,8 +255,9 @@
 
 p_id = gl.groups.list(search="group2")[0].id
 group3 = gl.groups.create({"name": "group3", "path": "group3", "parent_id": p_id})
+group4 = gl.groups.create({"name": "group4", "path": "group4"})
 
-assert len(gl.groups.list()) == 3
+assert len(gl.groups.list()) == 4
 assert len(gl.groups.list(search="oup1")) == 1
 assert group3.parent_id == p_id
 assert group2.subgroups.list()[0].id == group3.id
@@ -266,6 +267,16 @@
 
 group2.members.create({"access_level": gitlab.const.OWNER_ACCESS, "user_id": user2.id})
 
+group4.share(group1.id, gitlab.const.DEVELOPER_ACCESS)
+group4.share(group2.id, gitlab.const.MAINTAINER_ACCESS)
+# Reload group4 to have updated shared_with_groups
+group4 = gl.groups.get(group4.id)
+assert len(group4.shared_with_groups) == 2
+group4.unshare(group1.id)
+# Reload group4 to have updated shared_with_groups
+group4 = gl.groups.get(group4.id)
+assert len(group4.shared_with_groups) == 1
+
 # User memberships (admin only)
 memberships1 = user1.memberships.list()
 assert len(memberships1) == 1
@@ -419,7 +430,7 @@
 gr2_project = gl.projects.create({"name": "gr2_project", "namespace_id": group2.id})
 sudo_project = gl.projects.create({"name": "sudo_project"}, sudo=user1.name)
 
-assert len(gl.projects.list(owned=True)) == 2
+assert len(gl.projects.list(owned=True)) == 3
 assert len(gl.projects.list(search="admin")) == 1
 assert len(gl.projects.list(as_list=False)) == 4