MPs Andy Burnham and Yvette Cooper have tweeted their congratulations to new Leader of the Opposition Jeremy Corbyn.
Mr Corbyn won with nearly 60 per cent of the vote. Mr Burnham came second with 19 per cent, and Yvette Cooper third with 17 per cent.
Congratulations @jeremycorbyn on your victory. The priority now is to unite and to take on the Tories.
It hasn't started well for Jeremy Corbyn, writes Carl Dinnen - but he has the advantage of expectations starting off extremely low.
Newly-elected Labour leader Jeremy Corbyn has finalised his shadow cabinet - so who has made the cut?
Shadow Business Secretary Chuka Umunna has left the Shadow Cabinet by mutual agreement, the MP has confirmed.