Do i know you max Nameless!
This article has not been given a name, as such, the name Guillermo's Girlfriend, is purely conjectural.
Guillermo's Girlfriend
Germo girlfriend
Physical Information
Species Human
Sex Female
Appearance Redheaded girl
Personal Information
Likes Guillermo
Production Information
Debut The Secret Life of Pets

Guillermo's Girlfriend is a minor character in The Secret Life of Pets. She is a girl whom Guillermo shows interest in.


In Washington Square Park, Guillermo meets and chats with her, but he forgets to unleash Max.

While Guillermo is counting the dogs he brought out, she says goodbye to him and leaves the park before him with some dogs.Guillermo's Girlfriend/Gallery


  • She may be a part-time dog walker as well, and one of the dogs she walks is/resembles Leonard.