Radar
Ragdoll
Rage
Ragmop
Rags
Ragtime
Ragu
Raider
Rain
Rainbow
Raisin
Rajah
Ralph
Rambo
Ranger
Rascal
Rasselas
Rasta
Ravel
Raven
Rawhide
Ray

Razz
Razzmatazz
Rebel
Red
Redbeard
Reebok
Reef
Regalo
Rem
Remington
Remy
Renegade
Reno
Repo
Reuben
Rex
Rhapsody
Rhea
Rhett
Rhinestone
Rhino
Rhodes
Rhone
Riches
Ricky-Ticky-Tavi
Ricochet
Ricotta
Rider
Riffraff
Ringleader
Ringo
Rio
Ripley
Ripple
Ritz
Roach
Rocca
Rock
Rocker
Rocket
Rocko
Rococo

Rodeo
Rogan
Rogue
Rojo
Rolls
Roma
Romeo
Romulus
Rondeau
Roo
Rookie
Rooster
Rosarita
Roscoe
Rosebud
Rosie
Rot
Rothschild
Rotten
Rover
Rowdy
Roxanne
Roxy
Royal
Ruby
Ruff
Ruffian
Ruffles
Rufus
Rugrat
Rumpelstiltskin
Runner
Runt
Rupert
Rusty