Katie Boulter and Cameron Norrie were eliminated from Indian Wells on Sunday while the two suffered consecutive defeats in the third round.
The boulter race in simple feminine ended while the British number one was beaten 6-0 7-5 by the seventh seeded Elena Rybakina.
Norrie was previously dropped by the simple male while the British number two lost 6-3 7-5 at the 10th Tommy Paul seeded.
Their outings mean that Sonay Kartal is the last British who remains in the female draw after claim a better career victory in California, And Jack draper the last British man.
Boulter was playing in his first tournament since the January Australian Open due to a foot injury and received a Bye in the first round in the 25th seed.
The 28 -year -old then Beat Irina-Camelia Begu To organize a meeting with the former Wimbledon champion, Rybakina, who sought a quick victory when she won the first seven games to take the first set in 26 minutes.
Boulter gathered in the second set and broke Rybakina from Kazakhstan to claim an advance of 4-3 before serving for the set at 5-4.
She saved her first two break points, but Rybakina took advantage of the third to raise him and, after keeping her service, she broke to bully thanks to a double fault on the match point.
Rybakina will face the ninth Russian seeded Mirra Andreeva or Clara Tauson from Denmark in the fourth round.
Earlier, the title champion IGA Swiatek-hunting a third consecutive title to Indian Wells-dominated Dayana Yastremska 6-0 6-2, while the fourth head of American Jessica Pegula defeated Wang Xinyu 6-2 6-1.
Norrie bowed after struggling in service
Norrie won her biggest career title during the Hard-Court tournament in 2021, but was beaten by Home Hope Paul, who will play the fifth Russian series Daniil Medvedev.
“It was a super strange match, a lot of breaks,” said Paul, the world number 11.
“I started pretty well and tried to play aggressive tennis. It was a match from top to bottom on both sides.”
During their first meeting since 2022, the two players had trouble serving in the first set.
Norrie, ranked 77th in the world, was broken three times before putting the opener to Paul with a double fault on the second section of section.
In the second set, he once again found a break at 4-2, but joined to level before taking an advance of 0-30 on the service of Paul.
Paul retaliated before taking advantage of Norrie’s servitude, the Briton, conceding the match with his fifth fault of the set and the seventh of the match.
Draper must wear British hopes in the draw for men, with The 13th seeded will face American Jenson Brooksby Monday.
Medvedev progressed after his sick opponent, the American Alex Michelsen, withdrew only two games in their match, while Stefanos Tsisipas in Greece beat Matteo Berrettini from Italy 6-3 6-3.