Christiandy Sanjaya, born Bong Hon Sham (Chinese: 黃漢山; pinyin: Huáng Hànshān; born 29 March 1964) is a senator for the Regional Representatives Council since October 2019.

His father is B. Kurniadi (Bong Kui Hin) and his mother is C. Tjukriati (Djong Tjuk Tjhin).

He married Karyanti Tjung and they have one son whose name is Arkan Dhanu, a journalist for NET Television.

He and his wife regularly attend the Pontianak Congregation of West Kalimantan Christian Church.

Before elected as deputy governor, he was the principal of Immanuel Christian Vocational School.