Island of Sodor

North Western Railway

 * 'Arry
 * Arthur
 * Belle
 * Ben
 * Bert
 * Bertram
 * Bill
 * Billy
 * Boco
 * Charlie
 * Daisy
 * Dart
 * Den
 * Dennis
 * Derek
 * Diesel
 * Diesel 10
 * Donald
 * Douglas
 * Duck
 * Dustin
 * Edward
 * Emily
 * Fergus
 * Flora
 * Flynn
 * Glynn
 * Gordon
 * Hank
 * Harvey
 * Henry
 * Hugo
 * James
 * Marion
 * Mavis
 * Millie
 * Molly
 * Murdoch
 * Neville
 * Norman
 * Oliver
 * Paxton
 * Percy
 * Philip
 * Porter
 * Rosie
 * Ryan
 * Salty
 * Scruff
 * Sidney
 * Stafford
 * Stanley
 * Stephen
 * Stepney
 * Thomas
 * Timothy
 * Toby
 * Victor
 * Whiff
 * Winston

Skarloey Railway

 * Duke
 * Freddie
 * Luke
 * Mighty Mac
 * Peter Sam
 * Rheneas
 * Rusty
 * Sir Handel
 * Skarloey
 * Victor

Minature Railway

 * Bert
 * Mike
 * Rex

Mid Sodor Railway (closed)

 * Duke
 * Falcon (formerly)
 * Smudger (formerly)
 * Stuart (formerly)
 * Unnamed engine (formerly)

Rolling Stock based on the Island of Sodor

 * Annie
 * Clarabel
 * Coach
 * Flora's Coach
 * Hannah
 * Hector
 * Henrietta
 * Jerome
 * Judy
 * Rocky
 * Toad
 * S.C. Ruffey
 * The Slip Coaches
 * Troublesome Trucks

Formerly

 * The Spiteful Brake Van

Others based on the Island of Sodor

 * Bertie
 * Bulgy
 * Bulstrode
 * Butch
 * Captain
 * Carly
 * Caroline
 * Colin
 * Cranky
 * Elizabeth
 * George
 * Harold
 * Kevin
 * Madge
 * Merrick
 * Owen
 * Reg
 * Terence
 * Thumper
 * Trevor

The Pack

 * Alfie
 * Buster
 * Byron
 * Isobella
 * Jack
 * Kelly
 * Ned
 * Nelson
 * Oliver
 * Patrick
 * Max
 * Monty

Formerly

 * Lorry 1
 * Lorry 2
 * Lorry 3