Chloe White spoke of her delight after winning her maiden tournament on the Cuestars South of England under-21 silver tour.
The Havant talent was the only girl on the junior circuit knocked out rankings leader Brett Wallace 2-0 in the last four before defeating Ally Pollard 2-0 in the final at Salisbury Snooker Club.
White, 16, said: ‘It was a long day but I’m really happy to have won.’
Meanwhile, on the gold tour, Jamie Wilson made a group-stage exit despite beating tournament winner Aidan Murphy 2-0.
Olly Gibbs lost 2-0 in the semi-finals to Murphy.
Elliott Weston qualified for the knockout for the first time but was beaten 2-1 by Oliver Sykes in the last eight.
Zak Truscott demonstrated strength of character by bouncing back from a barren run to collect his first Cuestars trophy on the bronze tour.
The 14-year-old, from Waterlooville, lost 2-1 to Riccardo Drayton in the final.
Nine-year-old Owen Jenkins qualified for the bronze knockout for the first time and went out 2-0 to runaway rankings leader Ronnie Sullivan.
Joint-second placed Samuel Laxton lost 2-0 to tournament winner Drayton in the quarter-finals.
In the Monday Junior Snooker League at Waterlooville Sports Bar, Henry Martin rose to the challenge of making a break of 20 or more using reds and colours in the
The 12-year-old compiled a 22 against Harry Wilson – but lost the frame.
Truscott shares the lead with group-winner Wilson.