Frobisher is an archaic word for a metal polisher. It may refer to:
People Frobisher (surname), a surname shared by several real and fictional people
Places Frobisher, Saskatchewan Frobisher Bay, a bay in Baffin Island, named after Martin Frobisher Frobisher Bay, the former name of a town in Baffin Island, Canada, now known as Iqaluit Frobisher Lake, a lake in central Saskatchewan
Other uses Frobisher (Doctor Who), a character from the comic strips based on the television series Doctor Who Robert Frobisher, a character from David Mitchell's novel Cloud Atlas HMS Frobisher, two ships of the Royal Navy Frobisher Says, a video game