Dukat may refer to:
- Dukat (Star Trek), a character from Star Trek: Deep Space Nine
- Dukat, Albania, a village
- Dukat (currency), a gold coin produced in Europe over many centuries
- Dukat, Russia, an urban-type settlement in Magadan Oblast, Russia
- Dukat mountain, a mountain in Serbia that is the source of the river Pčinja
- Dukat (company), a Croatian milk and dairy company