Leo

* Uncle Leo, a friendly, wandering super mutant found in a random encounter in Fallout 3.
** FFER66UncleLeo.txt, dialogue for Uncle Leo in Fallout 3.
* Leo Stahl, a chem addict, bartender at the Brass Lantern and citizen of Megaton in Fallout 3.
** LeoStahl.txt, dialogue for Leo Stahl in Fallout 3.
** Leo's Drug Habit, an unmarked quest in Fallout 3.
*** Note from Leo Stahl, a note given for not exposing Leo's addiction in Fallout 3.
*** Leo's stash key, a key given to the Lone Wanderer for helping Leo get over his addiction in Fallout 3.
* Leo, the voice inside the head of Lily Bowen, mentioned in Fallout: New Vegas.
** Lily and Leo, an unmarked companion quest in Fallout: New Vegas.
* L3-37, an escaped synth from the Institute who was memory-wiped and has since begun using the name Leo, mentioned in Fallout 4.
* Leo Carrington, an employee at the Charleston Capitol Building, mentioned in Fallout 76.
* Leo Petrov, a ghoul ally in the Fallout 76 update Nuka-World on Tour.
ru:Лео