Jeff St John (born Jeffrey Leo Newton; 22 April 1946 – 6 March 2018), was an Australian musician best known for several Australian hits, such as "Teach Me How to Fly" (1970), "Big Time Operator" (1967)[1] and "A Fool in Love" (1977).

[2] St John was born Jeffrey Leo Newton[3] on 22 April 1946, in Newtown, Sydney, Australia, and attended Cleveland Street Boys High School in Surry Hills, New South Wales.

The episode was titled "Jeff St. John – Rock 'n' Roll Man".

[7] St John was involved in educating people about disabilities and was a member of spina bifida support group MOSAIC.

[9] Jeff St John died in the morning of 6 March 2018, at Fiona Stanley Hospital in Perth, Western Australia.