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
Collect all evidence
Collect all play styles
Complete Hitman: Absolution™ on any professional difficulty
Complete 100 challenges
Buy an upgrade
Defeat Sanchez with your bare hands
47 precision headshots using a sniper rifle
Complete 50 challenges
Complete 10 challenges
Escape attention from enemies
Leave Lenny in the desert
Assassinate Travis
Assassinate Blake Dexter
Assassinate Layla
Earn 1 million contract dollars
Participate in a contract competition
Play a contract created by a friend
Create a contract competition
Like a contract
Acquire suit & gloves
Approach the church
Gain access to the jail
Complete the Create Contract Tutorial
Achieve a lethal throw kill
Complete the Play Contract Tutorial
Eliminate the Saints
Execute a point shooting with 3 kills
Assassinate facility leaders
Exit the mines
Pacify Lenny the Limp
Contain a situation gone bad
Acquire the Silverballers
Approach the bartender
Assassinate Wade
Assassinate Wade's men
Enter the train in the train station
Locate room 899
Hide a body
Blend in successfully
Subdue a person
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