SS Hastier was a 749 GRT coaster which sank on her maiden voyage in April 1919.

Hastier was built as yard number 131 by Scheepsbouwwerf & Maschinenfabriek De Klop, Sliedrecht, Netherlands.

Assessed at 749 GRT, she was powered by a triple expansion steam engine.

She departed Antwerp on her maiden voyage on 9 April 1919, bound for Brixham, United Kingdom where she loaded a cargo of coal.

On 13 April, she departed Brixham bound for Barcelona, Spain,[1] with an ultimate destination of Valencia.