A lock of John Lennon’s hair that was snipped as he prepared for a film role has sold for $A49,000.

Dallas-based Heritage Auctions said on Saturday that the 10cm lock of hair was purchased by Paul Fraser, a United Kingdom-based memorabilia collector.

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A German hairdresser kept a tuft of Lennon’s hair after giving him a trim before the Beatle started shooting

I Won the War, a dark comedy released in 1967.

The film follows the World War II misadventures of British troops led by an inept commander.

The hair was one of several Beatles-related items on auction.

A photograph of the iconic band signed by all four members went for $US42,500.

And a sealed copy of the band’s “butcher” cover for the Yesterday and Today album went for $US125,000.