João Sousa, who last weekend became the Portuguese player with the most singles victories in the Davis Cup, by winning his 26th triumph in Romania, has now fallen 23 places in the ATP hierarchy, led by Serbian Novak Djokovic.
Similarly, the 32-year-old from Guimarães, Frederico Silva also saw his ranking drop by 13 places in the ranking down to 197th.
Gastão Elias, on the other hand, rose up two places and is now in 217th place, while João Domingues rose three positions to occupy 239th place. Nuno Borges, who made his debut in the Davis Cup, playing doubles alongside João Sousa, dropped to 276th place and is the last Portuguese to be present in the 'top 300' worldwide.