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Rufus

Red haired

Rupert

From Robert - Bright, shining fame

Russell

Red as a fox.

Rusty

Covered in rust - a brownish red colour.

Ryan

Little King

Ren & Stimpy

Rin Tin Tin

Sabrina

A princess

Sadie

From Sarah - Princess, one of royal status.

Saffy

Salem

Sally

From Sarah - Princess, one of royal status.

Sam

From Samuel - Heard by God

Samantha

A listener

Sammy

From Samantha - A listener

Samson

From Sampson - Sun's man

Samson & Delilah

For the pets with a love hate relationship

Samuel

Heard by God

Samwise

A character from J.J.R. Tolkien's 'Lord of the Rings'.

Sandy

From Alexander - The helper of mankind

Santa\'s Little Helper

Bart Simpson's dog.

Sarah

Princess, one of royal status

Sassy

Lively and spirited

Scarlet

Scarlet coloured