Oh, Hillary, you certainly got their back up.

Saudi Arabia and Kuwait have piled on outrage after Hillary Clinton condemned the weekend slaughter in Orlando and directly linked the oil-rich monarchies to the funding of terrorism.

Democratic presidential candidate Hillary Clinton listens to a question during a panel discussion on national security. Credit:AP

In separate letters to Fairfax Media, the embassies for both countries in Canberra took exception to reporting of Mrs Clinton's call to "stop supporting radical schools and mosques around the world".

"Accusations levelled against the Kingdom of being lax or of supporting extremism fails to recognise the Kingdom's leadership role in combating terrorism," the Royal Embassy of Saudi Arabia wrote.