With his striking long silver hair and piercing golden eyes, Sesshomaru is one of the most iconic and feared blue-haired anime males. His cold and calculating demeanor makes him the perfect antagonist in the popular series, Inuyasha. Sesshomaru's powers as a powerful demon and his quest for ultimate power make him a formidable enemy to the protagonists, Inuyasha and Kagome.1. Sesshomaru from Inuyasha
Shogo Makishima is a master manipulator with a twisted ideology in the dark and gritty world of Psycho-Pass. His blue hair and eerie smile make him stand out in the crowd, but it's his cunning and sadistic nature that truly makes him evil. Makishima's actions and disregard for human life make him a complex and terrifying villain in this psychological thriller anime.2. Shogo Makishima from Psycho-Pass
Hisoka is a highly skilled and dangerous magician with a love for violence and chaos. His bright blue hair and clown-like appearance may seem playful, but make no mistake, Hisoka is a ruthless and unpredictable enemy. His obsession with finding strong opponents to fight against and his creepy fixation on young boys make him a dark and sinister character in Hunter x Hunter.3. Hisoka from Hunter x Hunter
Aizen Sousuke is the main antagonist in the popular shonen anime, Bleach. With his sharp features and striking blue hair, he exudes a sense of power and control. Aizen's manipulative and deceptive nature makes him a powerful foe for Ichigo and his friends, as he plots and schemes to achieve his ultimate goal of becoming a god-like being.4. Aizen Sousuke from Bleach
The charismatic and sadistic Dio Brando is one of the most iconic and evil blue-haired anime males. His thirst for power and eternal life leads him to become a vampire and wreak havoc on the Joestar family in the first season of Jojo's Bizarre Adventure. Dio's cunning and ruthless nature make him a memorable and terrifying villain in this action-packed series.5. Dio Brando from Jojo's Bizarre Adventure
Light Yagami may seem like an ordinary high school student, but his discovery of the Death Note and his desire to rid the world of criminals make him a dangerous and evil character. His blue hair and charismatic personality mask his true intentions, as he becomes consumed by his newfound power and the desire to become a god of the new world.6. Light Yagami from Death Note
Izaya Orihara is a notorious information broker with a love for chaos and manipulation. His blue hair and sly smile make him stand out in the bustling city of Ikebukuro, but it's his cunning and cruel nature that truly make him an evil character. Izaya's selfish actions and disregard for human life make him a formidable foe for the other characters in Durarara!!7. Izaya Orihara from Durarara!!
Shiro may seem like a cheerful and innocent girl, but her true identity as the Wretched Egg makes her one of the most evil blue-haired anime males. Her powers as a Deadman and her thirst for destruction and revenge make her a dangerous and unpredictable enemy. Shiro's tragic past and split personality make her a complex and intriguing character in Deadman Wonderland.8. Shiro from Deadman Wonderland
Griffith is the leader of the Band of the Hawk and a charismatic and powerful warrior in the dark fantasy world of Berserk. His blue hair and angelic appearance make him stand out, but it's his ruthless and manipulative nature that truly makes him an evil character. Griffith's actions and lust for power lead to the destruction of those he once considered friends, making him a tragic and villainous figure in Berserk.9. Griffith from Berserk
Kira Yoshikage may seem like a normal and unassuming man, but his secret life as a serial killer and his obsession with hands make him a truly twisted and evil character. His blue hair and cool demeanor hide his darkest desires as he goes to great lengths to hide his true identity and continue his murderous ways in Jojo's Bizarre Adventure: Diamond is Unbreakable.10. Kira Yoshikage from Jojo's Bizarre Adventure: Diamond is Unbreakable