Well, my friend ask me some fandoms, and i think they´re all here:

Bandas e Cantores Internacionais 
One Direction – Directioners or BoyDirectioners 
Nicki Minaj - Barbz
Big Time Rush – Rushers
Justin Bieber – Beliebers or Boyliebers
Lady Gaga – Little Monsters
Katy Perry – Katycats
Taylor Swift – Swifties
Jonas Brothers – Jonastics
Selena Gomez – Selenators/Dreamers
Demi Lovato – Lovatics
Nick Jonas – Stayers
Jessie J – Heartbeats
Bruno Mars – Hooligans
Rihanna – Navy
Avril Lavigne – Little Black Stars
Britney Spears – BritFans
Beyoncé – BeyFans
The Pretty Reckless – Zombies
Hilary Duff – Duffniacs
The Wanted – TWFanmily
McFly – Galaxy Defenders
Paramore – Parawhores/Paralovers
Tokio Hotel – Aliens
30 Seconds To Mars – Echelon
Panic! At The Disco – Sinners
Simple Plan – Astronauts
Adam Lambert – Glamberts
Belinda – Belifans
Black Eyes Peas – Peabodies
Christina Aguilera – Fighters
Linkin’ Park – Smart Soldiers

Atores e atrizes Daniel Radcliffe – Radcakes
Emma Watson – WatsonLovers
Rupert Grint – Rupertes
Tom Felton – Feltoniacs
Kristen Stewart – Krisbians
Robert Pattinson – Robsessed
Taylor Lautner – Lautneters
Ian Somerhalder – Somerholics
Nina Dobrev – Dobrevics
Paul Wesley – P-dubbers
Logan Lerman – Lermaniacs
Zac Efron – Zattackers
Vanessa Hudgens – Nessasaurs
Ashley Tisdale – Tizzies
Jennette McCurdy – McCurdians
Miley Cyrus – Smilers
Ariana Grande – Arianators
Miranda Cosgrove – Cosgrovers
Ashley Greene – Ashers/Ashbians
Victoria Justice – Victorians
Nathan Kress – Kressers
Misha Collins (Supernatural) – Minions
Luke Benward – Benwardians
Dulce María – Dulcetes
Anahí – Anymaníacos
Maite Perroni – Perronitas
Chritian Chávez – Pollitas
Alfonso Herrera – Ponchitas
Christopher Uckermann – Chingones

Filmes e séries
Harry Potter – Potterheads/Potterianos
Saga Crepúsculo – Twi-hards/Twilighters
Glee – Gleeks
The Vampire Diaries – VampireManiacs
Supernatural – Hunters/Saltgunners
Pretty Little Liars – Liars
High School Musical – Wildcats
Fallen – Fallenáticos
Percy Jackson – Halfgods
iCarly – iCarlycosPara Dante – Dantetes