Benjamin Disraeli

Benjamin Disraeli (or D'Israeli) was a Prime Minister of the United Kingdom in 1868 (COMIC: The Heralds of Destruction) and 1877. (PROSE: White Man's Burden)

The Doctor knew the Prime Minister before his exile on Earth. Benjamin Disraeli was present at Parliament when Ramón Salamander offered the British government his micro machines and services as a scientific advisor. (COMIC: The Heralds of Destruction)

In 1977, Prime Minister Benjamin Disraeli put the matter of annexing in Transvaal in the hands of Theophilus Shepstone. (PROSE: White Man's Burden)

An android replica of Benjamin Disraeli was among a succession of android British Prime Ministers from Robert Walpole to Margaret Thatcher created by Tasq. (PROSE: Time Wake)

Behind the scenes
In the real world, Benjamin Disraeli changed the spelling of his last name from "D'Israeli" to "Disraeli" in 1822, decades before becoming Prime Minister. Nonetheless, COMIC: The Heralds of Destruction used the original spelling.