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.

The youngest person to be Australian Prime Minister was (John Christian) Chris Watson. He was 37 years and 18 days 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.