1940 - Neville Chamberlain 1951 - Clement Attlee
He was prime minister from 1940 to 1945..
I'm gonna guess that you mean Prime Minister in which case he served from 1940 to 1945 and later from 1951 to 1955. However, he is better known for his first term in which he led the British through most of WWII.
Deputy Prime Minister(i think)
Who preceded Pierre Trudeau...in otherwords, who was Prime Minister before he was. In April 20, 1968 Lester B. Pearson was Prime Minister then. Prime Minister Trudeau took office. (That's the first time) March 3, 1980 - Joe Clark, then Trudueau
She was the Deputy Prime Minister under Kevin Rudd.
He worked for the PC's (progressive conservatives) before becoming Prime Minister.
Prime Minister Menachem Begin was the leader of the Irgun before he became Prime Minister of Israel.
Mari Kiviniemi became the Prime Minister on June 22 2010. Matti Vanhanen was the Prime Minister before Kiviniemi.
Yousaf Raza Gillani was the last prime minister of Pakistan before the current prime minister of Raja Pervaiz Ashraf.
Prime Minister's Question Time.
Ben Chifley was the Prime Minister of Australia from July 13, 1945 to December 19, 1949. The Prime Minister before him was Frank Forde who served for just one week following the death of the 14th Prime Minister, John Curtin.
Gordon Brown was Prime Minister of the United Kingdom before David Cameron. He served as Prime Minister from June 2007 until he resigned in May 2010.