Dillion
Meaning
"faithful, loyal"
Origin: Old Irish Dallán
Cultural Roots
Quick Stats
- Popularity Rank
- #5,680
- Total SSA Count
- 17
- Syllables
- 3
- Formality
- Moderate
- Nicknames
- Dil, Dilly
Baby Name Comparison — 2026
"faithful, loyal"
Origin: Old Irish Dallán
"son of good fortune"
Origin: Welsh Madawc/Madoc
Madix is more popular, ranked #5671 vs #5680 for Dillion.
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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Madix is more popular, ranked #5671 compared to Dillion at #5680 in the United States.
Dillion means "faithful, loyal" (Old Irish Dallán origin). Madix means "son of good fortune" (Welsh Madawc/Madoc origin).
Dillion is primarily a boy name. Madix is primarily a boy name.