The Embassy of Timor-Leste in London is the official representation of the Democratic Republic of Timor-Leste to the United Kingdom of Great Britain and Northern Ireland. It was first opened by the Prime Minister of Timor-Leste, H.E. Mr Kay Rala Xanana Gusmao.

A gathering with the presence of representatives of Her Majesty's Government, members of the Diplomatic Corps in London, representatives of the Timorese community in the UK and friends of Timor-Leste, marked the opening of the Embassy on 3 February 2014.

Besides the United Kingdom, the Embassy of Timor-Leste in London also serves as the official representation of Timor-Leste to the Kingdom of the Netherlands, as well as the International Organizations based in London and the Netherlands.

The Embassy is lead by Ambassador Joaquim da Fonseca, suported by a small but dedicated team, committed to strengthening the bilateral relations between Timor-Leste and the two countries to which it is accreditted. The Embassy promotes business opportunities by facilitating the growing number of British businesses showing interest in expanding their operation in Timor-Leste, with information and issuance of relevant documents. It is also responsible for providing consular services to approximately twenty thousand Timorese living and working or studying in the UK.