Jacky
/JH-AA-K-K-Y/
A friendly diminutive of Jack, itself a long-worn pet form of John, from Hebrew Yohanan 'God is gracious.' Casual and approachable, it is a common English given name in Hong Kong set alongside a Cantonese one, part of the bilingual naming tradition of carrying both a Western and a Chinese name.
Get Jacky's full report — patron saint, feast day & a portrait — freeQuick — what every Christian parent asks about Jacky:
How well does Jacky fit your family?
This page tells you what Jacky means. The app tells you whether it's right for your baby — scored against your family & your heritage, and your baby's birth details.
Unlock Jacky's score — free
Six signals — scored for your family & heritage, not in the abstract:
Meaning & origin
Yes — Jacky is a Christian boy name of English origin, meaning “A friendly diminutive of Jack, itself a long-worn pet form of John, from Hebrew Yohanan 'God is gracious.' Casual and approachable, it is a common English given name in Hong Kong set alongside a Cantonese one, part of the bilingual naming tradition of carrying both a Western and a Chinese name.”. It also appears in Buddhist tradition.
Jacky is a boy's name of English origin, traditionally used in Christian families. The name means "A friendly diminutive of Jack, itself a long-worn pet form of John, from Hebrew Yohanan 'God is gracious.' Casual and approachable, it is a common English given name in Hong Kong set alongside a Cantonese one, part of the bilingual naming tradition of carrying both a Western and a Chinese name." and belongs to the Joy cluster — names that celebrate happiness and lightness of spirit.
Beyond its Christian heritage, Jacky is also used in Buddhist traditions, reflecting how this name has traveled across cultures.
Common among Cantonese, British, American families, Jacky carries cultural weight that goes beyond its dictionary definition — it's a name with a story and a community.
The patron saint & feast day behind Jacky
Many Christian names carry a patron saint and a feast day (name day) — a tradition of choosing a name for the saint a child is born near, or one the family holds dear. Jacky lives in this tradition of meaning and heritage.
NameRoot connects the dots. See Jacky's patron saint, its feast day, and whether it aligns with your baby's birth — alongside its full family score.
See Jacky's saint & feast day →What does Jacky's numerology say?
Numerology assigns each name a single-digit destiny number by summing its letter values. Different schools use different mappings — NameRoot computes both so you can see how Jacky resonates in either tradition.
Jacky's destiny number is 5 — but a number only matters in context. The app matches it to your family's own numbers for a real compatibility read. See Jacky's full reading →
Does Jacky go with your family's names?
Jacky breaks into 5 sounds: /JH-AA-K-K-Y/. The real test isn't how it sounds alone — it's how it sounds beside the names already in your family: yours, your partner's, and any brothers or sisters. NameRoot scores that harmony, so Jacky sits naturally next to a Mum and Dad like Michael & Anna, or a big sister named Gianna — no awkward clashes, no two names that blur together. Hear Jacky beside your family's names →
Names similar to Jacky
If Jacky resonates with you, these names live in the same world — drawn from the same tradition, sharing the same meaning, or echoing a similar sound.
From the same tradition
Other Christian boy names, common in Cantonese families
Sharing the same meaning
Other Christian boy names from the Joy cluster
Names that sound similar
Christian boy names that open with the same syllables as Jacky
Explore more names
Keep exploring names like Jacky — by tradition, by meaning, or by first letter.
Common questions about Jacky
What does the name Jacky mean?
Jacky means "A friendly diminutive of Jack, itself a long-worn pet form of John, from Hebrew Yohanan 'God is gracious.' Casual and approachable, it is a common English given name in Hong Kong set alongside a Cantonese one, part of the bilingual naming tradition of carrying both a Western and a Chinese name.." It is a boy name of English origin, traditionally used in Christian families.
Is Jacky a boy or girl name?
Jacky is most commonly used as a boy name.
What is the origin of the name Jacky?
Jacky is of English origin, used in Christian, Buddhist traditions, commonly among Cantonese, British, American families.
Is Jacky a Christian name?
Yes. Jacky is a boy name traditionally used in Christian families, of English origin. It also appears in Buddhist tradition.
What does Jacky mean in English?
Jacky originates from English, where it means "A friendly diminutive of Jack, itself a long-worn pet form of John, from Hebrew Yohanan 'God is gracious.' Casual and approachable, it is a common English given name in Hong Kong set alongside a Cantonese one, part of the bilingual naming tradition of carrying both a Western and a Chinese name.."
What is the numerology of Jacky?
Jacky has a Pythagorean destiny number of 5 — freedom and adventurous change.
See how Jacky scores for your family
NameRoot is the only baby-name app that scores every name across 6 signals against your specific family context. Download free — Jacky is waiting.
Get NameRoot — free