US PRESIDENTIAL candidate Donald Trump has denied allegations he raped a woman when she was a teenager. 

The billionaire businessman, currently front-runner to secure the Republican nomination, has been accused of attacking the alleged victim with convicted paedophile Jeffrey Epstein in 1994.

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The explosive claim, which could threaten Trump's bid for the White House, has been dismissed by the tycoon as "categorically false", and added it may be politically motivated. 

Epstein has made no comment as yet on the allegations.

The alleged victim, who says she was enticed to attend a series of underage sex parties by promises of money and a modelling career, is suing for $100m.

READ MORE: SNP blasts former White House aide over "ridiculous" claim party is working with Putin