Dez
Meaning
"short form of Desmond (south Munster, Ireland)"
Origin: Irish Gaelic
Cultural Roots
Quick Stats
- Popularity Rank
- #5,597
- Total SSA Count
- 17
- Syllables
- 1
- Formality
- Casual
Baby Name Comparison — 2026
"short form of Desmond (south Munster, Ireland)"
Origin: Irish Gaelic
"serious, sincere, determined"
Origin: Old English word name
Earnest is more popular, ranked #5461 vs #5597 for Dez.
Historical US popularity rank — lower number means more popular.
Historical trend data not available for this comparison.
Names that pair well as siblings.
Answer 3 quick questions and we'll help you decide.
1. Which style feels more like your family?
Earnest is more popular, ranked #5461 compared to Dez at #5597 in the United States.
Dez means "short form of Desmond (south Munster, Ireland)" (Irish Gaelic origin). Earnest means "serious, sincere, determined" (Old English word name origin).
Dez is primarily a boy name. Earnest is primarily a boy name.