Arlert

Arlert is a surname created for a fictional universe, most prominently associated with Armin Arlert, a central character in the manga and anime series Attack on Titan (Shingeki no Kyojin) by Hajime Isayama. The name is used to identify Armin's family lineage within the series' setting on Paradis Island.

Armin Arlert is depicted as intelligent, resourceful, and introspective, often providing strategic advice to his companions. As a member of the 104th Cadet Corps, he trains to become a soldier and eventually serves in the Survey Corps, taking part in major campaigns to defend humanity.

Within the story's world, Arlert is one of several surnames used by Eldian inhabitants; the surname, like others in the series, is part of the broader world-building that differentiates families and lineages. The character's actions and relationships—particularly with Eren Yeager and Mikasa Ackerman—are central to the narrative.

Arlert has been referenced in fan and critical discussions about Attack on Titan, highlighting its connection to Armin Arlert as a figure who evolves from a cautious thinker to a leading strategist within the series' evolving conflict.