The Sri Lanka cricket team toured Australia in January and February 2019 to play two Test matches for the Warne–Muralitharan Trophy.

[10] Before the start of the series, Josh Hazlewood was ruled out of Australia's squad due to a back injury and was replaced by Jhye Richardson.

[14] Pat Cummins and Travis Head were named the joint vice-captains of the Australian Test squad.

[16] Nuwan Pradeep was ruled out of Sri Lanka's squad before the Test series after suffering a hamstring injury during the warm-up match.

[18] Dushmantha Chameera and Lahiru Kumara were both ruled out of Sri Lanka's squad for the second Test due to injury.