Jan Frode Andersen defeated Martin Vassallo Arguello 7-5 4-6 7-6 in the Vina del Mar q32 on clay. The upset overturned the form book — Martin Vassallo Arguello came in defending last year's round of 32, but Jan Frode Andersen had been the form player, winning 2 of their last 4 on clay.
No previous meetings on record.
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.