orangist
/ˈɒrændʒɪst/Definitions
1. noun
A supporter of Prince William of Orange, or in modern usage, a member of the Dutch royal family
“The orangist faction played a significant role in shaping the country’s politics.”
2. noun
A person who sympathizes with or advocates for the interests of the Dutch royal family
“As an orangist, she actively participated in cultural exchange programs with the Netherlands.”