Mother Carjacked In Supermarket Carpark By Knife-Wielding Man

Police are hunting for a knife-wielding carjacker who stole a mother's Toyota in a terrifying attack on Tuesday night.

The driver, a 52 year-old woman, had pulled into a Woolworths on Railway Parade in Kogarah, in Sydney's south, around 10.30pm. She sat in her car, waiting for her son to finish work.

She suddenly heard a knock on the roof and assumed it was her child, though it turned out to be anything but.

Stock image (Getty Images)

The woman was faced with a large man standing over her, holding a knife, and demanding she give him the keys to her car.

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"I sit in the car, someone is coming, and look, bang bang on the roof of the car I think... so this is my son, he joke to me," the woman said on Wednesday.

"I look at him, I don't know what I say to him, and he still says 'I don't want to hurt you, get out the car'."

Stock image (Getty Images)

The offender then took off in her black Toyota Yaris, speeding north along Railway Parade. He hasn’t been seen since.

The offender has been described as approximately 30 years old, with a medium build, tanned skin and a short beard.

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"He didn't look scary. Look like normal person but for that I am surprised what he do this," the woman said.

Anyone who knows anything, or has seen the vehicle with registration YIY53C, is urged to contact police.