What is the name of the dog in K9?

What is the name of the dog in K9? - briefly

The name of the dog in "K9" is K9 Mark I.

What is the name of the dog in K9? - in detail

The name of the dog in the television series "K9" is K9, often referred to as K-9 or simply Nine. This robotic canine companion was created by Professor Frederick Marius for use on Gallifrey, and later became a loyal companion to various human characters throughout the series. Initially designed to protect the Time Lord known as the Doctor, K9's advanced artificial intelligence and mechanical capabilities have made it an iconic figure in science fiction. The name "K9" is not merely a designation but also a reflection of its unique identity within the context of the show, embodying both technological sophistication and unwavering loyalty.