Castulo

the one from the castle — Associated with strength
Spain origin · Boy name
97% boys3% girls
#1183US 2023
1kBirths / yr
Stable
116All-time births
📅 Since 191400
How to pronounce Castulo
KAST·OO·LOH
/ˈkæst.ˈuː.ˈloʊ/ · stress on KAST · 3 syllables
the one from the castle
Associated with strength · Spain origin

What does Castulo mean and where does it come from?

Castulo stems from Latin origins and is derived from 'castellum', meaning 'castle.' It has historical significance, as Castulo was a name used in ancient Roman times. The name is relatively rare but is known in Spain and areas of Mexico. It can be associated with strength, fortitude, and nobility, g

Cultural significance
Castulo has been a cherished name across cultures, particularly in Spain-speaking communities, where it reflects values of the one from the castle.
Peak popularity
Reached #2856 in 1914 — currently #1183 in the US.
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Related Reading
Spain-origin baby names with timeless appeal
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What middle names flow best with Castulo?

Castulo works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Castulo Grace
Most popular combo · classic
Castulo Rose
Floral · soft ending
Castulo Mae
Sweet · timeless
Castulo Claire
French influence · crisp
Castulo Jane
Literary · strong
Castulo Skye
Modern · airy feel
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Middle Names
The best middle names for Castulo
Browse ideas →

How popular is Castulo right now?

Holding steady — currently #1183 in the US out of 135.5k tracked names

US Trend 19202023#1183 · Top 0.87%
1920
1925
1975
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#11831,017▲ up 5 · +2% births
2022#1188997▲ up 5 · +3% births
2021#1193967▲ up 4457 · +19240% births
1975#56505▼ down 1185
1925#44655▲ up 77
1920#45425

The story of Castulo

Castulo entered American naming records in 1914 and has been in use for over 110 years. With 116 total births recorded, Castulo remains relatively uncommon. The name has grown more popular over time, rising from #4542 in 1920 to #1183 in 2023.

Names that peaked alongside Castulo in 1914:

Castulo by decade

Castulo peaked in the 1910s. See all 1910s names →

DecadeBirths
1910s7
1920s43
1930s11
1940s21
1950s10
1960s6
1970s5
1990s8
2010s5
💎Castulo has only 116 total recorded births since 1914 — rarer than 99% of names in our database.

What are good nicknames for Castulo?

Common
CasCaUlo

Common questions about the name Castulo

What does the name Castulo mean?
Castulo means "the one from the castle" — a name rooted in Spain tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Castulo?
Castulo is currently a distinctive and less common name as a boy name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Castulo?
Castulo originates from Spain tradition. Spain names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How do you pronounce the name Castulo?
Castulo is a three-syllable name pronounced K AE1 S T UW1 L OW1. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
What sibling names go well with Castulo?
Castulo pairs beautifully with sibling names that share a similar Spain heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.