Alexander Zverev suffered his earliest Grand Slam exit since 2019 as the German third seed was stunned by France's Arthur Rinderknech
World number three Alexander Zverev moved into the last 16 at the Halle Open on Wednesday with a straight sets win over American Marcos Giron.
Last year's US Open runner-up lifted his first trophy since winning in Eastbourne 12 months ago, also on grass.
The 38-year-old delivered a tactically astute display to prevail 4-6, 6-3, 6-2, 6-4 and reach a record-extending 51st Grand Slam semi-final.
Alexander Zverev has reached at least the semi-finals on each of his last four appearances at Roland Garros.
Alexander Zverev made an impressive start to his latest bid for a first Grand Slam title with a straight-sets victory over American teenager Learner Tien at Roland Garros on Tuesday.
Carlos Alcaraz joined reigning Italian Open champion Alexander Zverev in the last 16 in Rome after seeing off Laslo Djere 7-6 (7/2), 6-2 on centre court on Sunday
Alexander Zverev continued his Italian Open title defence by cruising past qualifier Vilius Gaubas, as Aryna Sabalenka progressed with a battling win.
World number two Alexander Zverev was taken to the limit by Alejandro Davidovich Fokina in a gripping Madrid Open third round battle on Sunday
World number two Alexander Zverev was taken to the limit by Alejandro Davidovich Fokina in a gripping Madrid Open third round battle on Sunday