3 Poles, 1 French and this French will win.
I thing that you are right Doble will take the singles title, he has already into the final.
(4)(q)Jordanne Doble (FRA) d. Robert Godlewski (POL) 6-3 6-1
(2)Dawid Olejniczak (POL) d. Maciej Dilaj (POL) 6-3 6-3
(4)(q)Jordanne Doble (FRA) vs (2)Dawid Olejniczak (POL)
Edit:Zirconek beat me with the results