Mereoleona Vermillion in Black Clover is voiced by Junko Minagawa in the original Japanese version and Monica Rial in the English dub.
Known for her fierce, commanding presence, Mereoleona’s voice performance plays a major role in bringing her intense personality to life.
Japanese Voice Actor: Junko Minagawa
Date of Birth
Not publicly documented
About Junko
Junko Minagawa is a veteran Japanese voice actress affiliated with Haikyo, widely respected for her powerful, androgynous vocal range and commanding performances. She is especially known for voicing strong, authoritative characters as well as young male protagonists, making her a perfect fit for Mereoleona’s dominant and battle-hardened personality.
Hometown
Ibaraki Prefecture, Japan
Career Highlights
- Ryoma Echizen – The Prince of Tennis
- Cornelia li Britannia – Code Geass
- Sailor Uranus – Sailor Moon Crystal
- Yoon – Yona of the Dawn
- Mereoleona Vermillion – Black Clover
Minagawa’s ability to portray strength, authority, and intensity has made her a standout performer in anime for over two decades.
Full Current Filmography
Below is a documented selection of Junko Minagawa’s anime roles (not exhaustive but based on verified credits):
Anime Television & Films
- Black Clover — Mereoleona Vermillion
- The Prince of Tennis — Ryoma Echizen
- Code Geass — Cornelia li Britannia
- Negima! — Ayaka Yukihiro
- ARIA — Akira E. Ferrari
- Yona of the Dawn — Yoon
- Sailor Moon Crystal — Sailor Uranus
- Shakugan no Shana — Khamsin
- He Is My Master — Yoshitaka Nakabayashi
Note: This list reflects documented roles from available sources and may not include every performance.
Critical Reception
Junko Minagawa is widely praised for her commanding vocal delivery and versatility. Her portrayal of Mereoleona Vermillion stands out for its intensity and authority, capturing the character’s fearless, battle-driven nature. Fans and critics alike often highlight her ability to embody strong-willed characters with both charisma and raw power.
Our Sources
- Behind The Voice Actors – Mereoleona Vermillion (https://www.behindthevoiceactors.com/tv-shows/Black-Clover/Mereoleona-Vermillion/)
- Wikipedia – Junko Minagawa (https://en.wikipedia.org/wiki/Junko_Minagawa)
- Black Clover: Sword of the Wizard King cast list (https://en.wikipedia.org/wiki/Black_Clover:_Sword_of_the_Wizard_King)
- Anime News reports on casting (https://comicbook.com/anime/news/black-clover-anime-mereoleona-vermillion-voice-actor-junko-minagawa/)
English Voice Actor: Monica Rial
Date of Birth
October 5, 1975
About Monica
Monica Rial is an American voice actress, ADR director, and scriptwriter affiliated with Funimation (now Crunchyroll). She is one of the most prolific voices in English-dubbed anime, known for her remarkable range—from soft-spoken characters to loud, commanding personalities. Her performance as Mereoleona Vermillion showcases her ability to deliver intensity, authority, and explosive energy that matches the character’s fierce presence.
Hometown
Houston, Texas, USA
Career Highlights
- Bulma – Dragon Ball franchise
- Tsubaki Nakatsukasa – Soul Eater
- Stocking Anarchy – Panty & Stocking with Garterbelt
- Froppy (Tsuyu Asui) – My Hero Academia
- Mereoleona Vermillion – Black Clover
- Mirajane Strauss – Fairy Tail
Rial’s long-standing career has made her a staple in English anime dubbing, with hundreds of credited roles across major franchises.
Full Current Filmography
Below is a documented selection of Monica Rial’s anime roles (reflecting verified credits; not exhaustive):
Anime Television & Films
- Black Clover — Mereoleona Vermillion
- Dragon Ball series — Bulma
- My Hero Academia — Tsuyu Asui (Froppy)
- Fairy Tail — Mirajane Strauss
- Soul Eater — Tsubaki Nakatsukasa
- Panty & Stocking with Garterbelt — Stocking Anarchy
- Assassination Classroom — Tadaomi Karasuma (young) / additional voices
- One Piece — Tashigi
- Noragami — Hiyori Iki
- Date A Live — Kotori Itsuka
- Akame ga Kill! — Sheele
- The Devil is a Part-Timer! — Chiho Sasaki
Note: This list reflects documented roles from available sources and may not include every performance.
Critical Reception
Monica Rial is widely regarded as one of the most versatile and dependable performers in English anime dubbing. Her portrayal of Mereoleona Vermillion is praised for capturing the character’s overwhelming confidence, fiery temperament, and commanding presence. Fans often highlight how her delivery amplifies Mereoleona’s larger-than-life personality, making her one of the standout voices in Black Clover’s English adaptation.
Our Sources
- Behind The Voice Actors – Mereoleona Vermillion (https://www.behindthevoiceactors.com/tv-shows/Black-Clover/Mereoleona-Vermillion/)
- Wikipedia – Monica Rial (https://en.wikipedia.org/wiki/Monica_Rial)
- Crunchyroll / Funimation credits and cast listings (https://www.crunchyroll.com/)
- Anime News Network – Monica Rial Encyclopedia (https://www.animenewsnetwork.com/encyclopedia/people.php?id=471)
Social Media
Twitter (X): https://twitter.com/Rialisms
Instagram: https://www.instagram.com/monicarial
