Coffin Bay is a town and locality in South Australia.

Coffin Bay may also refer to.

Coffin Bay mallee, a common name for Eucalyptus albopurpurea Coffin Bay National Park, a protected area in South Australia Coffin Bay pony, a variety of feral horse found in South Australia Coffin Bay Peninsula, a peninsula in South Australia Coffin Bay Tramway, former railway line in South Australia

See also Coffin (disambiguation)