Datin Paduka Magdalene Teo Chee Siong is a Brunei diplomat of Chinese descent who became the ambassador to China from 2008 to 2018, and high commissioner to Canada from 2005 to 2007. She was also one of the players in the Royal Canadian Mounted Police (RCMP)'s probe into the Senate controversy.

Ethnic Chinese in Brunei are people of full or partial Chinese – particularly Han Chinese – ancestry who are citizens or residents in Brunei. As of 2015, they constitute 10.1% of the country's population, making them the second largest ethnic group in Brunei. Brunei is home to one of the smaller communities of overseas Chinese. Many Chinese in Brunei are stateless.