Frobisher may refer to:
In 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 County Primary School, Jaywick, Essex, UK
- Frobisher Lake, a lake in central Saskatchewan
In people:
- Martin Frobisher (c. 1535 – 1594), English sailor and explorer
- Benjamin Frobisher (1742–1787), Canadian fur trader
- Joseph Frobisher (1740–1810), Canadian fur trader and politician, brother of Benjamin Frobisher
- Benjamin Joseph Frobisher (1782–1821), Canadian fur trader and politician, son of Joseph Frobisher
In fiction:
- Frobisher (Doctor Who), a character from the comic strips based on the television series Doctor Who
- Buck Frobisher, a character in the television series Due South
- Robert Frobisher, a fictional amanuensis and composer from the novel Cloud Atlas
- Arthur Frobisher, a fictional villainous billionaire in the television series Damages
In ships:
- HMS Frobisher, two ships of the Royal Navy