Adam Bandt, the party's new deputy leader, won his seat last year in what used to be a safe constituency for Labor, in Melbourne.
These of course are all theoretical examples - if the polls are right, the election will look like a first-past-the-post contest in a safe constituency seat.
It would end the "jobs for life" culture in safe constituency seats (campaigners point to MPs in safe seats who were embroiled in the expenses scandal that hit the previous parliament).
Against the defeat at Hottentots-Holland, thought to be a safe constituency for the Government, should be set a victory in the Zululand constituency of Natal where, in spite of the discontent over the Government's Indian policy, the United party candidate defeated a strong Nationalist candidate.
In 1985, following boundary changes, Atkinson was deselected as the future candidate for his safe constituency of Tottenham, north London, and so was unable to fight the 1987 general election, even though his overall majority had regularly been more than 9,000 since he was first elected in 1964.
The SNP has taken some of the safest constituencies in the UK in terms of 2010 majorities.
In return, Ms May promised not to run a Green candidate against the Liberal leader in his safe Montreal constituency.
Despite Wilson's rebuke in 1966, Prescott was nominated for the safe Labour constituency of Hull East, which he won in 1970.
Hammond was elected to Parliament in 1997 as MP for Runnymede and Weybridge, a safe Conservative constituency to the southwest of London.
Wishing to pursue a political career, Miliband in 2001 was elected a member of Parliament from the safe Labour constituency of South Shields, in northeastern England.
