Here is the full list of all 13 Whiskey.Mafia. Leo's Family achievements.
Take the gift to your uncle
Fix Vito's Car
To graduate school
the player starts the game and does nothing for 5 minutes
find every cat
Catch 5 birds
Meet Frank
Choose an honest job
Choose a gangster life
To steal a car
I brought many gifts to my uncle
Loaded all boxes
the end is just the beginning