Ohanzee the Elder

Prior to 2010, Ohanzee was found in Eck's cave, which is accessible only in the Heroic version of Gundrak. However, Ohanzee now stands behind the Drakkari Colossus, making him accessible in both the Heroic and Normal versions of the instance.

Source
This Elder is a part of the 2009 Lunar Festival. Visiting this elder will help you complete the achievement To Honor One's Elders.