Mount Ewart () is an ice-free mountain rising to at the northwest side of Lake Cole and west of Mount Melania, Black Island, in the Ross Archipelago. It was named by the Advisory Committee on Antarctic Names (1999) after A. Ewart of the New Zealand Geological Survey, Lower Hutt, who, with J.W. Cole, investigated the geology of Brown Peninsula, Black Island, and Cape Bird in the 1964–65 season. References Mountains of the Ross Dependency Black Island (Ross Archipelago)