Capital with Y

• Yerevan

  Capital city of Armenia. Perfect Y capital!

• Yaren

  De facto capital district of Nauru—counts!

• Yaounde
• Yamoussoukro

  Capital of Côte d’Ivoire (Ivory Coast). Yep!

• York

  York was a historic capital of England.

• Yellowknife

  Capital of Canada’s Northwest Territories. Yes!

The words in the list Capital with Y come from players of the word game Categories game.