This is the base of all devil fruit users that resides within the eeveelutions kingdom
The current users are:
Ice the alolan Ninetails. Devil fruit: flare flare fruit
Flame the Ninetails. Also known as the first devil fruit eater. Devil fruit: ice ice fruit
Mist the alolan vulpix. Devil fruit: gum gum fruit
Frost the alolan Ninetails. Devil fruit: unknown but it can make her turn into diamond at will
Kõri the glaceon. Devil fruit: human human fruit
Wolf the lycanrock midday form. Devil fruit: plume plume / smoke smoke fruit
Mike the lycanrock midnight form. Devil fruit: dark dark fruit + snow snow fruit who he took from it's previous owner because she abused it's power
Mack the lucario. Devil fruit: bomb bomb fruit.
Sunflower the leafeon. Devil fruit: smooth smooth fruit.
Vapour the vaporeon. Devil fruit: clone clone fruit.
Blast the blaziken. Devil fruit: sand sand fruit.
Air the dragonair. Devil fruit: door door fruit + stone stone fruit.
Hound the houndoom: wax wax fruit.
Jewel the gardevoir. Devil fruit: cage cage fruit.
Leafstorm the serperior. Devil fruit: rust rust.
Jade the florges. Devil fruit: mythical zoan phoenix
Pyro the combusken. Devil fruit: grav grav fruit. (i just made that up)
Blade the gallade. Devil fruit: float float fruit.
Pearl the bunary. Devil fruit: snip snip fruit.
Rose the floette. Devil fruit: flower flower fruit.
Bat the noivern. Devil fruit: hydra hydra fruit + dragon dragon fruit.
Ace the absol. Devil fruit: age age fruit
Swift the eevee. Devil fruit: gust gust fruit.
Diamond the goodra. Devil fruit: aqua aqua fruit
Ruby the primarina. Devil fruit: wash wash fruit.
Nova the kommo-o-. Devil fruit: pop pop fruit.
Jolt the jolteon. Devil fruit: spike spike.
Blaze the flareon. Devil fruit: kilo kilo fruit.
Karma the espeon. Devil fruit: mutt mutt fruit model wolf.
Moondust the sylveon. Devil fruit: magne magne fruit (i made a name)
Zard the charizard. Devil fruit: horn horm fruit.
Kasai the mega charizard x. Devil fruit: strin string fruit
Doragon the mega charizard y. Devil fruit: musi music fruit
Senshi the mega lucario. Devil fruit: ancient zoan model velociraptor
Void the umbreon. Devil fruit: swim swim fruit.
Luke the mega absol. Devil fruit: earth earth fruit
They all belong to The_Forgotten_Wolf

Ross the umbreon. Devil fruit: mag mag fruit
He belongs to rossthekiller

Eve the eevee. Devil fruit: chop chop fruit.
She belongs to AliceTheWitchFox

Naru the jolteon. Devil fruit: dice dice fruit.
She belongs to Sinister_NekoWolf

Nightmare the umbreon. Devil fruit: rumble rumble fruit
He belongs to insaneUmbreon461

Shadow the umbreon. Devil fruit: op op fruit.
Moonlight the shiny umbreon. Devil fruit: slow slow fruit.
They belong to Shannongrier10

Waterdrop the vaporeon. Devil fruit: paw paw fruit.
She belongs to TheDabLord

Phantom the umbreon. Devil fruit: glint glint fruit.
Fluff the glaceon. Devil fruit: clear clear fruit.
Pixie the sylveon. Devil fruit: love love fruit
They belong to me
(I am still waiting for permission to mention the rest)