there have been lots of dog character in movies which have become very popular. this dog characters have become very popular especially among the kids. people started naming their pets after these dogs. its quite fascinating. there are lots of dog names which become popular among the people such as;
Zeus - (Zeus & Roxanne),  Two Socks - (Dances with Wolves), Toto - (The Wizard of Oz), Sparky - (Michael), Toby - (Afraid of the Dark), Spike - (Alien: Resurrection), Sherlock - (Sherlock: Undercover Dog)....

For more movie dog names  click here