These quiet people use both given and surnames, and maintain long-standing family ties, such that a third name, for location, may be necessary. For example, outside of his homeland, Wysdor Sandminer may have to be known as Wysdor Sandminer, of the Sandminers of Arabel to avoid constant discussions with other gnomes who may or may not be close relations.
* Source: Ed Greenwood and Jeff Grubb. "Forgotten Realms: A Grand Tour of the Realms." Lake Geneva, W.I.: TSR, 1993, 24.