Sydney Walter Austin (16 November 1866 – 9 September 1932) was an Australian cricketer.

[1] He played eight first-class matches for New South Wales between April 1893 and February 1894.

He was a slow bowler who generally bowled breaks from the leg on a good length; he also performed well with the bat at times.

[6] In 1896, Austin was selected in the New South Wales side to play in the Sheffield Shield interstate games; however, he declined due to a family bereavement.

[7] In his career Austin worked in the New South Wales Auditor-General's Department for 43 years.