Britons Jodie Burrage and Heather Watson both reached the last 16 of the Poland Open on Tuesday.
British number two Burrage came from a set down to beat India’s Ankita Raina 4-6 6-4 7-6 (7-4).
Later, Watson beat third seed and world number 36 Katerina Siniakova of the Czech Republic 7-5 6-2 to advance in Warsaw.
Burrage will play Italy’s Lucrezia Stefanini next, whilst Watson faces Yuliya Hatouka of Belarus.
Elsewhere, world number one Iga Swiatek returned to the courts for the first time since her Wimbledon quarter-final defeat to wildcard Elina Svitolina.
Switatek comfortably beat Nigina Abduraimova of Uzbekistan 6-4 6-3 on home soil and will play either Claire Liu or Yuan Yue in the last 16.
At the German Open, Britain’s Jan Choinski was knocked out in the second round, losing 6-4 7-5 to China’s Zhang Zhizhen.