Alexandra Osborne (born 8 April 1995) is an Australian tennis player.

Osborne has career-high rankings by the Women's Tennis Association (WTA) of 626 in singles, reached October 2019, and 227 in doubles, achieved on 18 September 2023.

She made her WTA Tour main-draw debut at the 2021 Phillip Island Trophy, where she entered the doubles draw, partnering Astra Sharma.

She won her first ITF title at Monastir, Tunisia, in April 2021, partnering New Zealander Paige Hourigan.