Wan Junaidi bin Tuanku Jaafar is a Malaysian politician, lawyer and former senior police officer who has served as the 8th Yang di-Pertua Negeri of Sarawak since January 2024. He previously served as the 19th President of the Dewan Negara and Senator from June 2023 to his resignation in January 2024.

The Yang di-Pertua Negeri Sarawak in English is Governor of Sarawak, is the ceremonial head of state of Sarawak. The Yang di-Pertua Negeri is styled Tuan Yang Terutama. The official residence of the governor is The Astana, located on the north bank of the Sarawak River in Kuching.