This is a list of the leaders of states in the 17th century (1601–1700) AD, such as the heads of state and heads of government.
These polities are generally sovereign states, but excludes minor dependent territories, whose leaders can be found listed under territorial governors in the 17th century. For completeness, these lists can include colonies, protectorates, or other dependent territories that have since gained sovereignty.
Scotland
Ireland
Andorra
Navarre
Portugal
Spain