Castle

“Fortified building”

American origin · Boy name

♂ 97% boys♀ 3% girls

#6601US 2023

13Births / yr

↓Falling

286All-time births

📅 Since 191600

How to pronounce Castle

KAS·ul

/ˈkæs.əl/ · stress on KAS · 2 syllables

“Fortified building”

American origin · Boy name

What does Castle mean and where does it come from?

The name Castle has Anglo-Norman roots, stemming from the word 'castel', which means a fortified building or a stronghold. Originally used as a surname, it was adopted as a first name in the United States. As a surname, it is tied to rich historical estates and families. In contemporary settings, Ca

Cultural significance

Castle has been a cherished name across cultures, particularly in American-speaking communities, where it reflects values of fortified building.

Peak popularity

Reached #3440 in 2018 — currently #6601 in the US.

🌿

How else can you spell Castle?

Same sound, different look — useful if you want something slightly more distinctive

What middle names flow best with Castle?

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

Castle Grace

How popular is Castle right now?

Falling — down 1129 spots — currently #6601 in the US out of 135.5k tracked names

US Trend 1920–2023#6601 · Top 4.9%

1920

2000

2005

2010

2015

2020

2021

2022

2023

Year	US Rank	Births	vs Prior Year
2023	#6601	13	▼ down 1129 · -24% births
2022	#5472	17	▼ down 1440 · -35% births
2021	#4032	26	▲ up 81 · +8% births
2020	#4113	24	▼ down 219 · -11% births
2015	#3894	27	▲ up 2174 · +93% births
2010	#6068	14	▲ up 3152 · +100% births
2005	#9220	7	▲ up 42 · +17% births
2000	#9262	6	▼ down 5513 · -14% births
1920	#3749	7	—

Name Popularity Timeline

Popularity Statistics for Castle

Best Year1920Rank #3749

Peak Count27

Average Rank#5823

Current Trend↗Rising

Data Range1920 - 20239 years

The story of Castle

Castle entered American naming records in 1916 and has been in use for over 108 years. With 286 total births recorded, Castle remains relatively uncommon. Once ranked #3749 in 1920, the name has become less common in recent years, sitting at #6601 in 2023.

Names that peaked alongside Castle in 2018:

Liam Noah William James Oliver

Castle by decade

Castle peaked in the 2010s. See all 2010s names →

Decade	Births
1910s	10
1920s	7
1930s	5
1960s	5
1990s	10
2000s	29
2010s ★	196
2020s	24

💎Castle has only 286 total recorded births since 1916 — rarer than 99% of names in our database.

What are good nicknames for Castle?

Common

CasCaAstle

What names sound and feel like Castle?

Based on sound, origin, and style — parents who love Castle also consider these

English · Castle or fortress

Carter

American · One who transports

English · A beloved name

Common questions about the name Castle

What does the name Castle mean?

Castle means "Fortified building" — a name rooted in American 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 Castle?

Castle is currently a distinctive and less common name as a boy name in the US and is becoming rarer and more distinctive, making it a unique choice that stands out.

What is the cultural origin of Castle?

Castle originates from American tradition. American 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 Castle?

Castle is a two-syllable name pronounced K AE1 S AH0 L. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.

Is Castle a common or rare name?

Castle is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.