Gillian
Meaning
"youthful"
Origin: Latin
Cultural Roots
Quick Stats
- Popularity Rank
- #3,126
- Total SSA Count
- 51
- Syllables
- 3
- Formality
- Moderate
- Nicknames
- Gill, Gilly, Jill
Baby Name Comparison — 2026
"youthful"
Origin: Latin
"knowledge, good judgment, deep understanding"
Origin: Old English
Wisdom is more popular, ranked #2703 vs #3126 for Gillian.
Historical US popularity rank — lower number means more popular.
Historical trend data not available for this comparison.
Names that pair well as siblings.
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Wisdom is more popular, ranked #2703 compared to Gillian at #3126 in the United States.
Gillian means "youthful" (Latin origin). Wisdom means "knowledge, good judgment, deep understanding" (Old English origin).
Gillian is primarily a girl name. Wisdom is primarily a boy name.