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