Final Fantasy IV/Weapons

Dark Swords
Dark swords are used by Cecil(Dark Knight).

Spears
Spears are used by Kain.

Rods
Rods are used by spellcasters.

Harps
Harps are used by Edward.

Paladin Swords
Paladin Swords are used by Cecil(Paladin).

Swords
Swords are used by Cecil(Paladin) and Kain(some).

Whips
Whips are used by Rydia.