MeaningDefender of God's peace. | Formal: Protector of divine tranquility.
OriginSpanish
GenderMale
Syllables4
NumerologyLife Path 9
US Rank (today)#13067
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Origin & history of Ildefonso
1
Spanish roots
Ildefonso comes from the Spanish tradition, meaning Defender of God's peace. | Formal: Protector of divine tranquility..
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How popular is Ildefonso?
1976peak year
The name Ildefonso reached its peak in 1976, with 16 registrations (ranked #2645). It had been quietly building for over half a century before that, first appearing in records in 1917. Since the peak, the name has eased to well outside the top 1,000 (around #13067) today, averaging about 5 new babies per year. Across all years on record, approximately 392 American babies have carried this name.
Year-by-year registrations1880–2024 · U.S. Social Security data
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