Julius Jr. is an animated preschool children's television series based on the characters of the Paul Frank brand. Co-produced by American company Saban Brands and Canadian company Brain Power Studio, the show aired on Family Channel and Family Jr. on May 12, 2015 in Canada and the Nick Jr. Channel in the United States. The show debuted on September 29, 2013, with its second season premiering on November 3, 2014. The show’s last episode aired on August 9, 2015, when it was taken off the air. In 2019, all online content regarding the show was removed from Nick Jr.'s website as well. The show features Elizabeth Daily as the voice of Julius.

Elizabeth Daily is best known for her animation voice roles as Tommy Pickles on Rugrats and it's spin-off All Grown Up, Buttercup on The Powerpuff Girls, Louie Duck on Quack Pack, Bagheera on Jungle Cubs, and Rudy Tabootie on ChalkZone.

On May 1, 2018, Saban Brands sold the rights to the series to Hasbro. The show was previously available on Netflix, but was removed from the streaming service on November 3, 2020. It was added to Crave on August 10, 2022.

The show has also been available on Ameba TV and Kartoon Channel but in March 2024, it got removed from both apps.

As of October 27, 2024, an Archive Link has been published with all episodes from Seasons 1 and 2. There is also several YouTube Channels like "Julius Jr Episodes" ing full episodes for free.

As of June 2025, The show is officially available to watch on The Roku Channel with all 2 seasons and 52 episodes.