Here is the full list of all 51 Dragon's Dogma trophies - there are 42 bronze, 5 silver, 3 gold and 1 platinum.
Collected all other Dragon's Dogma trophies.
Enlisted a large number of pawns.
Obtained 350 pieces total of weapons and armor.
Directly enlisted a pawn to your party.
Completed all pre-planned, non-notice board quests.
Completed the adventure a second time.
Defeated a drake, wyrm, and wyvern.
Obtained the almighty power of sovereignty.
Earned a total of 10,000,000G.
Completed 50 notice board quests.
Defeated the Ur-Dragon.
Obtained a forgery.
Defeated 3,000 enemies.
Learned all the skills of a single vocation.
Put an end to all things.
Dealt the blow of deliverance.
Took refuge in an illusion.
Soar unto a new world.
Escaped the yoke of eternity.
Defeated a hydra or archydra.
Defeated an evil eye.
Visited 150 locations.
Peered into the very depths of the world.
Strengthened equipment in wyrmfire.
Accepted the Godsbane blade.
Entered the Soulflayer Canyon.
Completed the urgent mission.
Entered the duke's manse.
Received the duke's commendation.
Entered the ancient quarry.
Entered the southwestern caves.
Visited 100 locations.
Attended an audience with the duke.
Gave 50 presents.
Helped Madeleine open her shop.
Changed your main pawn's vocation.
Dressed a male party member in women's clothing.
Received a writ from the castle.
Raised a person's affinity to the maximum.
Used a Wakestone to restore the dead to life.
Visited 50 locations.
Enlisted a pawn to your party from beyond the rift.
Changed your vocation.
Entered Gran Soren.
Earned the approval of the Enlistment Corps.
Acted as a reliable travel companion.
Entered the azure caverns.
Summoned your own pawn.
Combined two materials to make an item.
Departed from Cassardis.
Completed the prologue.