Mr. Stubborn: Both are purple, have the same last name, and are very stubborn.
Out of series
Tolee (Ni Hao Kai-Lan, sometimes he's stubborn, but he tends to be stubborn, but is also not as stubborn),
Yumi (Hi Hi Puffy AmiYumi, both have purple hair and both are stubborn (Although Yumi Yoshimura isn't always deliberately stubborn, yet Miss Stubborn is always stubborn)),
Daisy & Bulgy (The Railway Series, all three all/were stubborn),
Farkus "Bulk" Bulkimier (Mighty Morphin Power Rangers, both are rebelious),
Yzma (The Emperor's New Groove, Disney, Both are purple and stubborn),
Shelly Marsh (South Park, both are stubborn),
Breezie (Sonic the Hedgehog, both are stubborn),
Aleu (Balto wolf quest, both are stubborn),
Mowgli (The Jungle Book, both are stubborn and have black hair),
Olivia Flaversham (The Great Mouse Detective, both are stubborn),
Belle (Beauty and the Beast, both are stubborn),
Bree (Lab Rats, both are stubborn),
Mira Nova (Buzz Lightyear of Star Command, both are stubborn),
Knuckles the Echidna (Sonic the Hedgehog, both are stubborn),
Gruffi Gummi (Disney's Adventures of the Gummi Bears, they are both stubborn),
Princess Jasmine (Aladdin, both are stubborn),
Jo (Total Drama series, both are stubborn),
Raven (Teen Titans, both have purple hair (Raven has black hair in the original comic books) and are stubborn),
Lumpy Space Princess (Adventure Time with Finn and Jake, both are purple and are stubborn),
Lafety Le Fei (Dark and Light Elemental Ages from Warlords, both are stubborn),
Coraline (The book of the same name, both are stubborn),
Rita (Flushed Away, both are stubborn),
Elinor and Merida (Brave, both are stubborn),
Mavis (The Railway Series, both are stubborn and have the same sounding voice).
Bray (Timbuctoo, both are purple and stubborn).
Lanolin Sheep (US Acres, both are disagreeable and have blue)
Carlos Ramon (The Magic School Bus, both are stubborn)
Swift Heart Rabbit (Mikayla's Words 2015, both are stubborn)
MJ Jackson (MikaylaLand Tales, both are purple and stubborn)