Jacus: a male name of Hebrew origin meaning "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller".It derives from the Hebrew word "Yaʿăqōḇ > Yaʿakov".
In Hebrew tradition, Jacus holds special significance as a masculine name representing This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller. This name has been cherished across generations, carrying with it the wisdom and heritage of Hebrew culture. Its enduring popularity speaks to its universal resonance.
Quick Facts About Jacus
Quick facts about Jacus
Origin
Hebrew
Gender
Boy name
Popularity
Moderately popular
Researched by Name Doctor Linguistics Team
Our names are verified by professional linguists with expertise in etymology and cultural naming traditions.
Last reviewed: November 2025
Meaning
This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies.
Etymology & Details
Name Root
Yaʿăqōḇ > Yaʿakov
How to Pronounce Jacus
Jacus is pronounced /ˈdʒɑ.kəs/(Hebrew)
Step-by-step pronunciation guide:
Break it into syllables: Jac-us
Say it like: "JAC-US"
Practice saying it naturally a few times
✓Pronunciation verified by linguistic sources
Name Relationships
Jacus is a variant form of Jacques, developed through regional pronunciation differences and linguistic evolution. This variation preserves the essential meaning while offering a unique sound.
Jacus means "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies.". The name comes from Yaʿăqōḇ > Yaʿakov. In its original form, the name derives from Yaʿakov (יעקב) Iákōbos (Ἰάκωβος). This hebrew name has been passed down through generations, carrying its meaning across different cultures and time periods. Parents who choose Jacus for boys often connect with the name's meaning of "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies." as a quality they hope to see in their child. While not the most common choice, Jacus's meaningful roots have given it staying power among parents looking for a name with substance. The name is associated with qualities like BIBLICAL, reflecting its meaning in how people perceive those who carry it.
What is the origin of the name Jacus?
Jacus is a hebrew name. The name traces back to Yaʿăqōḇ > Yaʿakov. The original form Yaʿakov (יעקב) Iákōbos (Ἰάκωβος) shows the name's roots in its native language. The hebrew meaning "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies." reflects values important in the culture where this name first appeared. Jacus developed as a form of Jacques, adapting over time while keeping its connection to the original name.
Is Jacus a boy or girl name?
Jacus is a boy's name. The name has been used for boys across many generations, maintaining its masculine character through different eras and cultures. In hebrew tradition, Jacus has historically been given to boys. The meaning "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies." carries well for a son, giving the name lasting appeal.
How do you pronounce Jacus?
Jacus is pronounced "/ˈdʒɑ.kəs/". This pronunciation follows he language patterns. As a single-syllable name, Jacus is quick to say and easy to call out. If you're unfamiliar with hebrew names, listening to a native speaker say Jacus can help you catch the right rhythm and emphasis. The name's root Yaʿăqōḇ > Yaʿakov influences how Jacus sounds in its original language.
How popular is the name Jacus?
Jacus is somewhat common, familiar to most people. With moderate popularity, Jacus offers familiarity without being everywhere. It's the kind of name people recognize but don't hear every day. Jacus's popularity may vary between hebrew communities and the broader population, where naming trends differ. The name's meaning of "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies." likely influences its appeal, as parents often choose names that express values or hopes for their children. Among boys' names, Jacus holds its own, appealing to parents who value distinctive options.
What are variations of the name Jacus?
Jacus is a form of Jacques. Over time, Jacques developed into several variations, with Jacus emerging as a distinct form used in certain regions or languages. In hebrew tradition, these variations allow the core name to work across different contexts while maintaining its character. All variations preserve the meaning "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies.", so choosing between them comes down to sound preference and cultural fit rather than different meanings. Parents drawn to Jacus might also consider these related forms, especially if they want options for siblings or prefer a more traditional or modern feel.
What is the cultural significance of Jacus?
Jacus carries associations with BIBLICAL. These qualities shape how people perceive the name and those who carry it, creating expectations and first impressions. The name's meaning of "This name derives from the Late Latin “Iacobus,” from the Ancient Greek “Iákōbos (Ἰάκωβος),” meaning “supplanter, held by the heel, heel-grabber, leg-puller.” In turn, the name derives from the Hebrew root “ʿqb > Yaʿakov,” meaning “to follow, to be behind,” and it referred to the circumstances of Jacob’s birth when he held on to the heel (Hebrew: ʿaqeb) of his older twin brother Esau. As described in the Hebrew Bible, Jacob, the Talmud, the New Testament, the Koran, and the scriptures of Baha’i as the third patriarch of the Jewish people with whom God made a covenant and ancestor of the tribes of Israel, who took their names from his descendants. In the Hebrew Bible, Jacob is Isaac and Rebecca’s son, and grandson of Abraham, Sarah, and Bethuel. Jacob is honored as a prophet of Islam; in fact, the name is commonly used as a baptismal name in Arabic and Muslim societies." reinforces these associations, connecting the literal translation to the character traits people expect. In hebrew culture, where Jacus originates, these qualities held particular value, making the name a way to express hopes for a child's character. Research shows that names do influence perceptions. People form impressions based on names before meeting someone, which means choosing Jacus sets certain expectations. Parents choosing Jacus often connect with one or more of these associations, selecting the name because it represents qualities they value or wish for their child.
Sources: Etymology verified through linguistic research including Oxford Dictionary of First Names, Behind the Name, and academic etymology databases.