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.
Set the high score on a Contract.
Complete a Featured Contract.
Complete Level 5 of an Escalation Contract set in the ICA Facility.
Arrange matters so that the KGB Colonel kills Jasper Knight.
Complete the Contract Creation Tutorial.
Complete The Final Test unspotted. Kill only Jasper Knight, ensuring his body is not found.
Complete The Final Test in the Prologue.
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.
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.
Eliminate both Morgan and Cross in a fall accident and both by dropping a coconut on their heads.
Reach Bangkok Mastery Level 20.
Poach Ivory.
Complete level 5 of an Escalation Contract set in Bangkok.
Complete all Opportunities in Club 27.
Select a Starting Location and use an Agency Pickup to smuggle an item into Bangkok.
Complete Club 27.
Yee-haw to the hoedown.
Complete level 5 of an Escalation Contract set in Colorado.
Reach Colorado Mastery Level 20.
Complete all Opportunities in Freedom Fighters.
Ram Rose and Parvati, make Berg blow himself up and drown Graves.
Select a Starting Location and use an Agency Pickup to smuggle an item into Colorado.
Complete Freedom Fighters.
Reach Hokkaido Mastery Level 20.
Imagine meeting you here.
Complete level 5 of an Escalation Contract set in Hokkaido.
Serve Yamazaki Fugu poisoned sushi and eliminate Soders with the robotic arms.
Complete all Opportunities in Situs Inversus.
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.
Awaken the Kraken!
Complete all Opportunities in World of Tomorrow.
Reach Sapienza Mastery Level 20.
Complete Level 5 of an Escalation Contract set in Sapienza.
Select a Starting Location and use an Agency Pickup to smuggle an item into Sapienza.
Complete World of Tomorrow.
Reach Marrakesh Mastery Level 20.
Assassinate Zaydan, as the prisoner, Strandberg during his massage, and both with the APC turret.
Complete all Opportunities in A Gilded Cage.
Demonstrate generosity.
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.
Complete A Gilded Cage.
Eliminate Abiatti by impalement, pen and fireworks explosion.
Complete all Opportunities in Landslide.
Complete Landslide.
Eliminate Mendola with the crystal ball, Kong in an electrocution, and both by poisoning the pipe.
Assassinate Bosco with the monster teeth, in a pyrotechnics explosion, and in a fire.
Complete Suit Only and Silent Assassin Challenges on The Icon, A House Built on Sand or Landslide.
Complete all Opportunities in A House Built on Sand.
Complete A House Built on Sand.
Complete all Opportunities in The Icon.
Complete The Icon.
Complete all Opportunities in The Showstopper.
Complete Level 5 of an Escalation Contract set in Paris.
Reach Paris Mastery Level 20.
Assassinate Viktor Novikov in a light rig accident.
Become Tobias Rieper.
Select a Starting Location and use an Agency Pickup to smuggle an item into Paris.
Complete The Showstopper.