One Piece: Ranking the 8 Best Sibling Duos

Overview of Sibling Bonds in One Piece

  • Hiyori’s unwavering support for her brother Momonosuke shines through his ascension to shogun.
  • Hancock’s sisters, Sandersonia and Marigold, exemplify loyalty and fierce protection for their sibling.
  • Sabo’s overprotectiveness towards Luffy, particularly following Ace’s tragic demise, reflects their deep sibling connection.

In the world of One Piece, while loyalty among crew members is essential for any pirate, the bond of familial love often adds an invaluable layer of support. Throughout the series, many sibling relationships are marred by jealousy and rivalry, making instances of affection and aid all the more striking. These rare supportive dynamics among siblings enhance the narrative and characterize the hardships endured by pirates on their lengthy voyages.

The knowledge that a family member is navigating the world can be a source of strength for pirates, while non-pirates can hope for their siblings to achieve greatness in their own pursuits. With this context, we delve into some of the most commendable siblings within the One Piece universe, evaluated by their ability to care for and uplift their relatives in challenging times.

8 Kouzuki Hiyori

Hiyori’s Joyful Reunion with Momonosuke

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  • First Appearance: Episode 892

The daughter of the legendary samurai Kouzuki Oden, Hiyori’s life drastically changed after her father’s death, forcing her to navigate the treacherous environment ruled by Kaido. While her brother, Momonosuke, was thrust 20 years into the future, she was left under the care of Kawamatsu. Yet, rather than harbor resentment towards her brother, Hiyori’s heart swelled with happiness upon discovering he was alive. Her elation was apparent when she expressed to Zoro how long she had waited for this news.

When they finally reunited, the emotional intensity was palpable, with Hiyori’s tears of joy upon witnessing Momonosuke’s ascendency as Wano’s shogun underscoring her deep care and hopes for him. Their history and struggles bind them, illustrating the strength of their sibling bond.

7 Gorgon Sisters

Unwavering Loyalty of Hancock’s Sisters

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  • First Appearance: Episode 406

While Hancock’s haughty demeanor often isolates her, her sisters, Sandersonia and Marigold, remain fiercely loyal, willing to sacrifice everything to defend her. Their steadfastness was on full display when they stood against Luffy upon his arrival at Amazon Lily, showcasing their protective instincts.

Their bond is deeply rooted in a shared traumatic past of slavery, where they relied solely on one another for support. This loyalty means Sandersonia and Marigold would never let harm come to Hancock, embodying a sibling connection that is both rare and admirable among pirates.

6 Fukaboshi

Fukaboshi’s Protective Nature Towards Shirahoshi

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  • First Appearance: Episode 528

As the mermaid princess of Fishman Island, Shirahoshi struggles with insecurity, compounded by her isolation as her mother advocates for equality between humans and Fishmen. Among her brothers, Fukaboshi’s dedication stands out; he embodies the responsible guardian role, consistently looking out for Shirahoshi’s best interests.

Fukaboshi frequently intervenes to protect her from potential dangers, illustrating the depth of his commitment. His scolding when Shirahoshi speaks ill of the royal families at the Reverie highlights his protective instincts and desire to keep her from trouble.

5 Charlotte Katakuri

The Kind-Hearted Commander Cares for Brulee

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  • First Appearance: Episode 825

Charlotte Katakuri, known as one of Big Mom’s formidable Sweet Commanders, carries a secret that reveals his vulnerability—a large mouth he was ridiculed for in his youth. To shield his sister Brulee from the bullying he faced, Katakuri used a scarf to cover his mouth, demonstrating his selflessness and deep-rooted familial care.

His acts of kindness and the lengths he goes to protect Brulee underscore a strong desire to ensure that his sister remains unaffected by life’s harshness, adding another layer to his complex character.

4 Nojiko

Nojiko: The Guardian of Nami

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  • First Appearance: Episode 31

Nojiko often appears as the grounded sister to the more impulsive Nami, supporting her endeavors, even as a thief. After their mother Belle-Mere was brutally murdered by Arlong, Nojiko stepped up to serve as Nami’s protector. Her nurturing side shone particularly bright when she recognized Nami’s genuine intentions behind seemingly errant behavior.

Nojiko’s encouragement during Nami’s infiltration of Arlong’s crew, including getting a matching tattoo to help lessen Nami’s burden, highlights her unconditional support and dedication to her sister’s happiness.

3 Vinsmoke Reiju

Reiju’s Compassionate Defense of Sanji

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  • First Appearance: Episode 784

Sanji’s journey as a Vinsmoke child was fraught with adversity due to his lack of superhuman abilities, a product of his mother’s sacrifices for him. Unlike his merciless siblings, Reiju chose to stand by him, offering her support in a family that often ridiculed him. Her compassion was particularly evident when she assisted Sanji in his escape from their oppressive household.

Even when they crossed paths again amidst family troubles, Reiju continued to provide her brother with unwavering support, proving that true sibling affection can endure even the most tumultuous circumstances.

2 Sabo

Sabo’s Protective Instincts for Luffy

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  • First Appearance: Episode 494

Though he is not Luffy’s biological brother, Sabo’s bond with Luffy and Ace is deeply rooted in friendship, with all three sharing a brotherly oath. Sabo embodies the careful, protective brother, particularly following Ace’s tragic fate during the Marineford incident. After reclaiming his memories, Sabo’s commitment to safeguard Luffy intensified, even risking himself against the powerful Admiral Fujitora to ensure Luffy’s safety.

His acquisition of Ace’s Mera Mera no Mi fruit serves as a poignant tribute, signifying his promise to uphold Ace’s legacy and continue protecting his surviving brother.

1 Ace

Ace: The Selfless Sibling

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  • First Appearance: Episode 91

Ace, despite being the son of the infamous Gol D. Roger, formed a unique bond with Luffy, who valued him for who he was rather than his lineage. Ace’s unwavering support for Luffy blossomed throughout their shared adventures, with his protective nature beautifully illustrated when he repeatedly prioritized Luffy’s well-being above his own, even in perilous situations.

Ultimately, Ace made the ultimate sacrifice to safeguard Luffy during the Marine execution arc, thanks to Luffy for their brotherly love. This act of selflessness immortalizes Ace as one of the most remarkable figures in the “One Piece”narrative, illustrating the profound impact of brotherhood through trials and tribulations.

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