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