Kuta Beach in Bali.Two Australian men, including a Newcastle resident, were stabbed during a bar fight in Bali.

Jake Whitehead, of Newcastle, needed 20 stitches after he was slashed across the chest.

He said he was trying to protect a Balinese man, while inside the Bounty Discotheque near Kuta Beach on Friday.

The other Australian, who lives in Bali, was stabbed in the belly and is in a serious but stable condition.