The 21-year-old from Switzerland beat second seed Petra Kvitová in three sets.
Belinda Bencic's fairytale run in Dubai is complete.
She upset 2013 winner Kvitová 6-3, 1-6, 6-2 in the finals of the Dubai Duty Free Tennis Championships.
Earlier in the day it was number three seeds Barbora Strycova and Hsieh Su-wei who defeated Lucie Hradecka and Ekaterina Makarova to win their second doubles title together in the emirate.

Fifteen‑year‑old Sooryavanshi tears apart Chennai with 15‑ball fifty in IPL
Sinner beats Lehecka in Miami final to capture 'Sunshine Double'
Pakistan board charges Fakhar Zaman with ball‑tampering in PSL match
France showcase firepower and squad depth in Colombia win
Egypt national team director warns Salah against MLS move
