Wilhelm of Nassau-Siegen

Wilhelm von Nassau-Siegen is the name of the following people:

• Wilhelm Moritz von Nassau-Siegen (1649-1691), Count and Prince of Nassau-Siegen, see Wilhelm Moritz (Nassau-Siegen)
• Wilhelm Hyacinth of Nassau-Siegen (1666–1743), Prince of Orange and Prince of Nassau-Siegen, see Wilhelm Hyacinth (Nassau-Siegen)

This is a disambiguation page for differentiating between several terms identified with the same word.