Merion Moriarty

Merion Marshall Moriarty (1794 – 10 January 1864) was an Irish-born Australian politician.

He was born in County Cork to Vice-Admiral Sylverius Moriarty and Lydia Hinton.

He joined the Royal Navy in 1807, travelling to Copenhagen, the Mediterranean and the West Indies.

He studied medicine at the University of Edinburgh, qualifying in 1821, and practised at Dublin.

In 1860 he was elected to the New South Wales Legislative Assembly for Braidwood; he held the seat until his death in Sydney in 1864.