I should state though... that ALL weapons and skills do state what attribute they use.
So there is no real guess work required.
Weapon wise:
-Strength: Swords (excluding rapiers/foils), Axes, Maces, halberds
-Finesse: Bows, Crossbows, Dagger, Rapier, and Spears
-Intelligence: Wands, Staffs
Skillset Wise... Crud I forgot the proper names
-Strength: Marshal
-Finesse: Scoundrel and Marksmen
-Intelligence: Pyromancy, Aerothurgy, Hydrosophy, Geomancy, and Necromancy
-Nothing: Racial Skills