Stakhovsky is in 99th place this week, Ukrinform reports.
Alexandr Dolgopolov remains the best tennis player among Ukrainians - 71st place. Illya Marchenko fell to 160th spot.
In the women's ranking, Ukrainian Elina Svitolina became the world's No. 4.
Lesia Tsurenko retained 30th position and Kateryna Bondarenko 106th. Kateryna Kozlova rose to 115th place.
The best Ukrainians in the doubles ranking are Olga Savchuk (35th), Nadiia Kichenok (48th), Lyudmyla Kichenok (62nd), and Kateryna Bondarenko (74th).