Dominic Thiem defeated Casper Ruud 6-4, 6-3, 6-1 in the third round of the French Open.
Andrey Rublev reached the Hamburg Open final be beating Casper Ruud 6-4, 6-2.
Novak Djokovic defeated Dominik Koepfer 6-3, 4-6, 6-3 to advance to the Italian Open semi-finals.
Daniil Medvedev defeated Casper Ruud to seal Russia's place in the quarter-finals of the ATP Cup.
Rafael Nadal said Casper Ruud is 'amazing' after Nick Kyrgios had dubbed the youngster as 'boring'.
Casper Ruud defeated Fabio Fognini in straight sets but Italy recovered to beat Norway in the ATP Cup.