[3] His father, Wylie, is an Ohio-born frontman-singer in the legendary soul band, Grand WaZoo, and a bass guitar soloist, and his mother, Ruth, is a veteran marathon runner and triathlete.

[7] Miller played all of his junior years with the Maribyrnong Park Lions in the Essendon District Football League and made his senior debut for the club in 2011 at the age of 15.

[9] Miller earned a rising star nomination in round 16 of that year where he had 27 disposals and two goals against the Greater Western Sydney Giants.

[13] In May 2021, Miller was handed a one-match ban for rough conduct against St Kilda player Nick Coffield.

[15] Following the 2022 AFL season, Miller was named All Australian, Gold Coast's Club Champion and the AFLCA MVP.