Mount Maria is a mountain of the Hornby Mountains, adjacent to Port Howard, on West Falkland island (Falkland Islands). It reaches a height of approximately .
As one of the highest mountains of the Falklands, it experienced some glaciation. The handful of mountains over have:
<blockquote> pronounced corries with small glacial lakes at their bases, [and] morainic ridges deposited below the corries suggest that the glaciers and ice domes were confined to areas of maximum elevation with other parts of the islands experiencing a periglacial climate. </blockquote>