Ben Piggott beat the world No 14 and Joseph Hunter and Ralph Pattison reached the last 16 at the WTT Youth Contender Platja D'Aro in Spain.
English youngsters won a glut of medals at a Swedish tournament, including seven golds.
Kacper Piwowar reached the last 16 and there were also knockout stage victories for Ben Piggott, Ralph Pattison and Larry Trumpauskas at the WTT Youth Contender Senec in Slovakia.
Ella Pashley led the way with three medals as English athletes got on to the podium 10 times at the Sweden Tour event in Helsingborg.
Jakub Piwowar reached the last 16 of two age groups at the WTT Youth Contender Varazdin in Croatia, with a number of other players also getting through to the knockout stages.
Seven English boys made it through to the knockout stages of the WTT Youth Contender Villa Real in Portugal, with Connor Green, Joseph Hunter and Jakub Piwowar doing so in two age groups.
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