Ace the Bat-Hound

Ace the Bat-Hound is a fictional superhero dog. He is in American comic books published by DC Comics. Ace is Batman and Robin's dog. He is a canine member of the Batman family. He wears a mask to hide his secret identity as Bruce Wayne's dog Ace. There have been several dogs named Ace. This is because dogs have short lifespans. In the Prime Earth, another dog named Titus appeared as the second Bat-Hound before Ace was re-introduced.

Ace the Bat-Hound was created by Bill Finger and Lew Sayre Schwartz. He first appearing in Batman #92 (1955).

The first movie to use the character was the animated movie DC League of Super-Pets. It was released in the United States on July 29, 2022.