Marthammor Duin (Mar-tham-more doo-ihn), is the dwarven deity of Travel and Protection in the Forgotten Realms campaign setting.
Marthammor Duin first appears in the 2nd edition book Dwarves Deep (1990) by Ed Greenwood, as one of the deities of the Forgotten Realms version of the dwarven pantheon [REF].