Arianne Hartono, Dutch tennis player

Arianne Hartono is a Dutch tennis player. On 8 April 2024, she reached her career-high singles WTA ranking of No. 135, and on 11 July 2022, she achieved No. 123 in doubles. Hartono has won three singles titles and 20 doubles titles on the ITF Circuit.

April 21 is the 111th day of the year in the Gregorian calendar; 254 days remain until the end of the year.