S. montana may refer to:

• Sarcopteryx montana, an Australian rainforest tree
• Saurauia montana, a tree of the Chinese gooseberry family
• Schistura montana, a stone loach
• Scutellaria montana, mountain skullcap, a plant of the deadnettle family
• Sozusa montana, a moth of the family Erebidae
• Sphegina montana, a hoverfly of the family Syrphidae
• Stagmomantis montana, a praying mantis
• Stigmella montana, a moth of the family Nepticulidae
• Sycacantha montana, a moth of the family Tortricidae
• Syssphinx montana, a moth of the family Saturniidae