Mother's maiden surname + father's surname · sound-fit ranking

Baby names for Castillo Diaz

Choosing a baby name for Castillo Diaz means finding a first name that sits naturally between a spanish mother's maiden surname and a spanish father's surname. Castillo means castle or fortified building (Spanish); Diaz means son of Diego (Spanish). First names with two or three syllables usually balance this pair most cleanly. Castillo has 3 syllables and Diaz has 1. Each score follows how the first name meets Castillo. The step from Castillo to Diaz is the same for the whole list. The easiest boy name to say here is Romeo, and the easiest girl name is Rowena. That is about sound, not about which name is better for your family.

First name + Castillo + Diaz

Castillo — Castillo is derived from the Spanish word for 'castle' (from Latin 'castellum'), originally denoting someone who lived in or near a fortified residence or worked in a castle. It was introduced to the Philippines during…

Diaz — Diaz is a common Hispanic patronymic surname derived from the given name Diego. It became widely established throughout the Philippines during the Spanish colonial period and through the 1849 Claveria decree.

Middle name
Castillo
Maiden surname rank
#16
Last name
Diaz
Father's surname rank
#30
Origin mix
Spanish · Spanish
Surname rhythm
3–1

How these names sound

The number is how easily the full name is said. Open the name for its own page, or open the score for that exact full name. The May 2021 column is the older civil-registry list, not babies born in 2024.

Boys

NameScoreRhythmInitialsMay 2021
Romeo 89 3–3–1
Usual stress: the middle syllable
RCD #6
Rogelio 89 3–3–1
Usual stress: the middle syllable
RCD #17
Renato 88 3–3–1
Usual stress: the middle syllable
RCD #36
Juanito 88 3–3–1
Usual stress: the middle syllable
JCD #116
Felipe 88 3–3–1
Usual stress: the middle syllable
FCD #160
Jerico 88 3–3–1
Usual stress: the middle syllable
JCD #210
Jeremy 88 3–3–1
Usual stress: the middle syllable
JCD #229
Loreto 88 3–3–1
Usual stress: the middle syllable
LCD #256

Girls

NameScoreRhythmInitialsMay 2021
Rowena 89 3–3–1
Usual stress: the middle syllable
RCD #10
Maria 89 3–3–1
Usual stress: the middle syllable
MCD #14
Marilou 88 3–3–1
Usual stress: the middle syllable
MCD #17
Mary Joy 88 3–3–1 MJCD #18
Jessica 88 3–3–1
Usual stress: the middle syllable
JCD #29
Melanie 88 3–3–1
Usual stress: the middle syllable
MCD #34
Rosalie 88 3–3–1
Usual stress: the middle syllable
RCD #39
Lolita 88 3–3–1
Usual stress: the middle syllable
LCD #41
🏆
Best boy name
Romeo · 89
🏆
Best girl name
Rowena · 89
☀️
Common in May 2021
Romeo
💎
Later in May 2021
Joemarie
🇵🇭
Filipino-friendly
Rodelio
📊
Scored
1005 names

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Other pairs with Diaz

About names for Castillo Diaz

What does a full name with Castillo Diaz look like?

It follows First name + Castillo + Diaz. Castillo is the mother's maiden surname (middle name). Diaz is the father's surname.

How are baby names for Castillo Diaz ranked?

Each first name gets a score for how the full name sounds with Castillo Diaz. A higher score is easier to say. It does not mean the name is more Filipino or a better choice for your family.

Should boy and girl names be scored separately?

Yes. Open the boy or girl list on this page. The same surnames stay in place; only the first name changes.