Mariental may refer to: Places Mariental, Germany, a settlement in the district of Helmstedt, Lower Saxony, Germany Mariental, Namibia, a settlement in the Hardap Region, Namibia Mariental, a valley near the Katzenbuckel located in Elztal, Germany Mariental, Switzerland, a valley in the canton of Lucerne, Switzerland Mariental, former name of Sovetskoye, Saratov Oblast, Russia Administrative units Mariental Rural, a constituency around the Namibian city of Mariental Mariental Urban, a constituency of the Namibian city of Mariental See also Marienthal (disambiguation)