Walter Langdon Parsons (16 August 1881 – 2 March 1955) was an Australian politician.

[4] He attempted to enlist for World War I service on 1 November 1918, but was deferred at the recruiting depot.

In January 1922, he bought E. J. Woodroffe's store in Kadina, and operated it as W. Parsons & Co. until closing the business in December 1925 upon his election to parliament.

Parsons was also a lay reader of the Anglican Church for over 20 years, a member of the standing committees of the Willochra and later Adelaide dioceses, and a vice-president of the Demobilised Soldiers' Association.

[1] In 1925, he was elected to the Australian House of Representatives as the Nationalist member for Angas, defeating sitting Labor MP Moses Gabb.