Here is the full list of all 47 Hitman: Absolution trophies - there are 32 bronze, 12 silver, 2 gold and 1 platinum.
Collect all trophies
Buy an upgrade
Like a contract
Earn 1 million contract dollars
Play a contract created by a friend
Participate in a contract competition
Create a contract competition
Complete the Create Contract Tutorial
Complete the Play Contract Tutorial
Collect all play styles
47 precision headshots using a sniper rifle
Collect all evidence
Complete Hitman: Absolution™ on any professional difficulty
Complete 100 challenges
Defeat Sanchez with your bare hands
Leave Lenny in the desert
Assassinate Travis
Assassinate Blake Dexter
Assassinate Layla
Acquire suit & gloves
Approach the church
Gain access to the jail
Complete 50 challenges
Eliminate the Saints
Assassinate facility leaders
Escape attention from enemies
Exit the mines
Pacify Lenny the Limp
Acquire the Silverballers
Approach the bartender
Assassinate Wade
Execute a point shooting with 3 kills
Assassinate Wade's men
Achieve a lethal throw kill
Enter the train in the train station
Subdue a person
Complete 10 challenges
Locate room 899
Contain a situation gone bad
Blend in successfully
Hide a body
Remain undetected in a whole checkpoint
Achieve the rating: Silent Assassin
Unlock a technique
Assassinate the King of Chinatown
Achieve your first accident kill
Assassinate Diana Burnwood