Full list of all 69 HITMAN achievements. It takes around 2-3 hours to unlock all of the achievements in the base game on Windows.
The base game contains 17 achievements, and there are 7 DLC packs containing 52 achievements.
Complete 10 Contracts.
Arrange matters so that the KGB Colonel kills Jasper Knight.
Complete a Featured Contract.
Set the high score on a Contract.
Complete Level 5 of an Escalation Contract set in the ICA Facility.
Complete the Contract Creation Tutorial.
Assassinate Jasper Knight with a sabotaged ejector seat.
Arrange matters so that a guard finds a discarded weapon and moves it into the hangar.
Complete any Opportunity in The Final Test.
Complete The Final Test in the Prologue.
Complete The Final Test unspotted. Kill only Jasper Knight, ensuring his body is not found.
Change your disguise during The Final Test.
Disguise yourself as Mr. Norfolk and assassinate Kalvin Ritter.
Assassinate Targets with Ballistic, Accident and Explosion Kills.
Complete Freeform Training in the Prologue.
Assassinate a Target without getting spotted.
Pacify any individual.
Complete Club 27.
Eliminate both Morgan and Cross in a fall accident and both by dropping a coconut on their heads.
Poach Ivory.
Complete all Opportunities in Club 27.
Complete level 5 of an Escalation Contract set in Bangkok.
Select a Starting Location and use an Agency Pickup to smuggle an item into Bangkok.
Reach Bangkok Mastery Level 20.
Complete level 5 of an Escalation Contract set in Colorado.
Yee-haw to the hoedown.
Ram Rose and Parvati, make Berg blow himself up and drown Graves.
Complete all Opportunities in Freedom Fighters.
Reach Colorado Mastery Level 20.
Select a Starting Location and use an Agency Pickup to smuggle an item into Colorado.
Complete Freedom Fighters.
Complete level 5 of an Escalation Contract set in Hokkaido.
Reach Hokkaido Mastery Level 20.
Serve Yamazaki Fugu poisoned sushi and eliminate Soders with the robotic arms.
Imagine meeting you here.
Select a Starting Location and use an Agency Pickup to smuggle an item into Hokkaido.
Complete Situs Inversus.
Complete all Opportunities in Situs Inversus.
Awaken the Kraken!
Select a Starting Location and use an Agency Pickup to smuggle an item into Sapienza.
Reach Sapienza Mastery Level 20.
Complete Level 5 of an Escalation Contract set in Sapienza.
Complete World of Tomorrow.
Eliminate Silvio during therapy, down his plane with a cannon and shoot him through the telescope.
Complete all Opportunities in World of Tomorrow.
Complete A Gilded Cage.
Assassinate Zaydan, as the prisoner, Strandberg during his massage, and both with the APC turret.
Demonstrate generosity.
Complete all Opportunities in A Gilded Cage.
Complete Level 5 of an Escalation Contract set in Marrakesh.
Select a Starting Location and use an Agency Pickup to smuggle an item into Marrakesh.
Reach Marrakesh Mastery Level 20.
Complete all Opportunities in A House Built on Sand.
Eliminate Mendola with the crystal ball, Kong in an electrocution, and both by poisoning the pipe.
Complete A House Built on Sand.
Complete all Opportunities in The Icon.
Complete Suit Only and Silent Assassin Challenges on The Icon, A House Built on Sand or Landslide.
Assassinate Bosco with the monster teeth, in a pyrotechnics explosion, and in a fire.
Complete The Icon.
Complete Landslide.
Eliminate Abiatti by impalement, pen and fireworks explosion.
Complete all Opportunities in Landslide.
Complete Level 5 of an Escalation Contract set in Paris.
Complete all Opportunities in The Showstopper.
Reach Paris Mastery Level 20.
Assassinate Viktor Novikov in a light rig accident.
Select a Starting Location and use an Agency Pickup to smuggle an item into Paris.
Become Tobias Rieper.
Complete The Showstopper.