Who is the youngest Prime Minister?

A black and white portrait of a man wearing a dark suit, white shirt and dark tie. He has dark hair and a short beard and moustache.

Chris Watson.

 NAA: A1200, L11176A

Chris Watson.

A black and white portrait of a man wearing a dark suit, white shirt and dark tie. He has dark hair and a short beard and moustache.

 NAA: A1200, L11176A

Description

This photograph is an official portrait of Australia's third Prime Minister, Chris Watson.

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The youngest person to be Australian Prime Minister was John Christian Watson who was known as Chris Watson. He was 37 years and 18 days old when he was sworn-in as Prime Minister. Chris Watson was Australia’s first Labor Prime Minister holding office for only 4 months in 1904.