Mariana Trench, the deepest part of the world's oceans (measuring over 11 kilometers deep; located in the PacificOcean)
Mariana Islands, crescent-shaped archipelago comprising the summits of fifteen mostly dormant volcanic mountains in the western NorthPacificOcean Mariana - Roman feminine form of Marianus (derived from Marius)
Marianas Trench, Canadian punk/pop band
"Mariana," novel by Susanna Kearsley
Mariana, character in 2008 film "The Burning Plain"
MarianaAdamsFoster, character on "The Fosters"