Home Affairs (foaled 16 August 2018) is an Australian thoroughbred racehorse that has won multiple Group One races.

Home Affairs was purchased as a yearling for A$875,000 by Coolmore, who also syndicated the horse to many international and domestic owners.

[2] Home Affairs made his debut on the 30 January 2021 at Rosehill in the Canonbury Stakes over 1,100 metres.

Starting the $2.50 favourite, he travelled strongly to hit the front 200m out, but was beaten a short margin late by the Godolphin runner, Zethus.

"[5] After a six-month break, Home Affairs won first-up in the Heritage Stakes at Rosehill.

"[8] Home Affairs then started favourite in the Platinum Jubilee Stakes at Royal Ascot.