| Honorific Prefix: | Dato Paduka |
| Aziyan Abdullah | |
| Honorific-Suffix: | DPMB |
| Office: | High Commissioner of Brunei to the United Kingdom |
| Term Start: | 10 December 2010 |
| Term End: | 2014 |
| Predecessor: | Pengiran Maidin |
| Successor: | Aminuddin Ihsan |
| Birth Place: | Brunei |
| Occupation: | Diplomat |
| Spouse: | Nur Fadhlina Abdullah |
Mohammad Aziyan bin Abdullah @ Yong Foo[1] is a Bruneian diplomat of Chinese descent who became the high commissioner to the United Kingdom from 2010 to 2014,[2] and non-resident ambassador to Greece.[3]
Aziyan was given his credentials by Sultan Hassanal Bolkiah at Istana Nurul Iman on 19 October 2010.[4] On 10 December, Queen Elizabeth II meets with Aziyan at the presenting of his credentials at Buckingham Palace in London.[5] During his time in office, he saw Brunei's donation £1,000,000 to the Queen Elizabeth Diamond Jubilee Trust Fund in 2012, with the goal of eliminating preventable cataracts and empowering the next generation of leaders.[6]
He received the Commonwealth Charter from Kamalesh Sharma during the Commonwealth Day Reception on 11 March 2013. The Commonwealth Charter that was passed in December 2012, was approved that same year. Nikos Dendias met with Aziyan to discuss bilateral ties, shared commitment to international law and freedom of navigation, and Greece's candidacy for the UN Security Council. He would leave his position as high commissioner in 2014.[7]
Aziyan is married to Nur Fadhlina binti Abdullah.[8]
Throughout his career, she has received the following honours;