Secretary-General Kofi Annan appointed Mark Malloch Brown, his Chef de Cabinet, as Deputy Secretary-General, UN spokesman Stephane Dujarric officially announced on Friday. Brown, a British national, replaces Louise Frechette, a Canadian national, whose term ends at the end of this month. Dujarric also announced the appointment of Vijay Nambiar, India's former UN envoy, as special advisor to Annan with the rank of Under Secretary-General. He replaces Lakhdar Brahimi who resigned earlier this year. These appointees will leave the UN when Annan's second term ends later this year.