Alexander Erler (German pronunciation: [?al?'ksand? '????l?]; born 27 October 1997) is an Austrian tennis player.
Erler has a career high ATP singles ranking of world No.
426, achieved on 8 October 2018.
He made his ATP main draw debut at the 2015 Generali Open Kitzbühel in the doubles draw, partnering Philipp Kohlschreiber.