Colby
From the coal town
American origin · Unisex name
93% boys7% girls
#606US 2023
467Births / yr
Stable
55.6kAll-time births
📅 Since 195000.01% of births at peak
How to pronounce Colby
KOH·LBEYE
/ˈkoʊ.ˈlbaɪ/ · stress on KOH · 2 syllables
From the coal town
American origin · Unisex name

What does Colby mean and where does it come from?

Colby originated as a surname, often linked to locations in England. It has become a popular given name in the United States, primarily in the late 20th century. Though it's traditionally male, it has gained traction as a female name as well. The variability of its use reflects the trend of unisex n

Cultural significance
Colby has been a cherished name across cultures, particularly in American-speaking communities, where it reflects values of from the coal town.
Peak popularity
Reached #1030 in 1985 — currently #606 in the US.
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Related Reading
American-origin baby names with timeless appeal
Browse names →

How else can you spell Colby?

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

What middle names flow best with Colby?

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

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

How popular is Colby right now?

Holding steady — currently #606 in the US out of 135.5k tracked names

US Trend 19502023#606 · Top 0.45%
1965
1970
1975
1980
1985
1990
1995
2000
2005
2010
2015
2020
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#606467▼ down 5
2022#601468▲ up 50 · +11% births
2021#651420▲ up 2724 · +833% births
2020#337545▲ up 103
2015#347845▼ down 786 · -32% births
2010#269266▲ up 278 · +22% births
2005#297054▼ down 1709 · -65% births
2000#1261155▲ up 214 · +44% births
1995#1475108▼ down 209 · -16% births
1990#1266129▼ down 236 · -12% births
1985#1030146▲ up 1847 · +371% births
1980#287731▼ down 810 · -26% births
1975#206742▲ up 1265 · +121% births
1970#333219▲ up 2551 · +217% births
1965#58836

The story of Colby

Colby entered American naming records in 1950 and has been in use for over 74 years. A total of 55,554 babies have received this name. The name has grown more popular over time, rising from #4385 in 1950 to #606 in 2023. Colby is used for both genders: 7% female and 93% male.

Names that peaked alongside Colby in 1985:

Colby by decade

Colby peaked in the 1980s. See all 1980s names →

DecadeBirths
1880s5
1910s32
1920s90
1930s73
1940s137
1950s290
1960s477
1970s3,058
1980s7,748
1990s15,470
2000s20,034
2010s7,659
2020s481

What are good nicknames for Colby?

Common
ColCo

How is Colby written in other languages?

Common questions about the name Colby

What does the name Colby mean?
Colby means "From the coal town" — 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 Colby?
Colby is currently ranked #606 as a baby name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Colby?
Colby 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 Colby?
Colby is a two-syllable name pronounced K OW1 L B AY1. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
Is Colby more of a girl or boy name?
Colby is a genuinely unisex name used for both boys and girls. The unisex quality makes it particularly versatile for modern families.