To start the year, she was unable to defend her title at the ASB Classic after losing to compatriot Sachia Vickery in the first round.
Nonetheless, she put together an excellent tournament at the Australian Open, matching her career-best result at a Grand Slam event after not winning a match at any of the four majors the previous year.
In the third round, Davis pushed world No. 1 Simona Halep to a nearly four-hour match, losing 13–15 in the third set and tying the tournament record for most games played in a match at 48.