Heros Peninsula (Bulgarian: полуостров Херос|poluostrov Heros, in Bulgarian pronounced as /poɫuˈɔstrof ˈxɛros/) is the partly ice-free 8.9 km wide peninsula projecting from Foyn Coast, Antarctic Peninsula 13 km southeastwards into Cabinet Inlet. It ends in Spur Point to the southeast.
The feature is named after the Thracian god Heros (the Thracian Rider).
Heros Peninsula is centred at -66.55°N -63.9°W. British mapping in 1974.