DIANA Mascenikova clinched the 16 & Under title in the LTA Grade 4 indoor event at the White Horse Leisure & Tennis Centre, Abingdon.
The unseeded Larkmead School pupil, 13, beat Sarah Costa, of Warwickshire, 10-7 in a final set tie-break.
OXFORDSHIRE bid to move off the bottom of Group 2B when their Under 18s travel to Corby in the 12 Counties event this weekend.
Ed Green, George Doxiadas, Ned Batstone, Guy Mobey, Taysie Gujral, Chloe Elliott, Evie Phillips and Annabelle Denly have been selected.
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