Ildefonso
Meaningready for battle · Germanic
Ildefonso is a Mexican boy name meaning “ready for battle”, with Germanic roots. Germanic names were often built from two words, such as strength, protection or fame, joined into one. A meaning like this gives a child something to grow into, and a good story to tell when someone asks about their name. It sounds flowing and melodic, it's a longer name that leaves plenty of room for nicknames, and it pairs well with a short middle name.
Did you know?
- Scrabble scoreIf names were allowed in Scrabble, Ildefonso would score 13 points, thanks largely to the F (worth 4).
- GenerationIldefonso peaked in 1946, which makes it a classic Baby Boomer name. The typical Ildefonso you'd meet today is about 79 years old.
- HistoryIldefonso first shows up in US birth records in 1917, the first year at least 5 babies got it. It has been in use for 108 years since.
US births per million boys, 1917–2025
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Popularity: U.S. Social Security Administration (babies with 5+ births per year).
About the name Ildefonso
Ildefonso is a boy name of Mexican origin meaning “ready for battle”. With 4 syllables it has a flowing, lyrical sound, and plenty of room for a nickname, so a short middle name balances it nicely. It was most fashionable in the 1940s, which gives it a vintage, grandparent-chic charm. It's rarely heard today, so it stands out while still being a real, established name.
Origin:Mexican names
More Mexican boy names
- Boy name: Liam · resolute protector
- Boy name: Oliver · olive tree
- Boy name: Mateo · gift of God
- Boy name: Lucas · man from Lucania
- Boy name: Benjamin · son of the right hand
- Unisex name: Elias · my God is Yahweh
- Unisex name: Luca · man from Lucania
- Boy name: Sebastian · venerable
Questions about the name Ildefonso
What does the name Ildefonso mean?
Ildefonso means “ready for battle” and comes from Germanic. Other boy names with a similar meaning include Harvey (“battle worthy”), Gunner (“war, battle”), Gunnar (“war, battle”) and Gonzalo (“possibly ready for battle”).
What is the origin of the name Ildefonso?
Ildefonso is Mexican in origin, and its meaning traces back to Germanic. Other Mexican names to consider are Liam (“resolute protector”), Oliver (“olive tree”), Mateo (“gift of God”) and Lucas (“man from Lucania”).
Is Ildefonso a boy or girl name?
Ildefonso is a boy name.
How popular is the name Ildefonso?
Ildefonso is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2022. It peaked at #2,403 in 1946, so it's a name with history that few kids share today.
What names are similar to Ildefonso?
If you like Ildefonso, you might also like Harvey, Gunner, Gunnar and Gonzalo.
What should I know before naming my baby Ildefonso?
Ildefonso is a Mexican boy name meaning “ready for battle”, with Germanic roots. Germanic names were often built from two words, such as strength, protection or fame, joined into one. A meaning like this gives a child something to grow into, and a good story to tell when someone asks about their name. It sounds flowing and melodic, it's a longer name that leaves plenty of room for nicknames, and it pairs well with a short middle name. Say it out loud with your last name and any middle names you're considering, and check the initials it makes.