Coi

love, affection — Associated with warmth and nurturing characteristics
Japanese origin · Unisex name
40% boys60% girls
#6374US 2025
18Births / yr
Falling
104All-time births
📅 Since 199900

What does Coi mean and where does it come from?

Coi can have diverse meanings depending on its cultural origin. In Japanese, it signifies 'love' or 'affection', often associated with warmth and nurturing characteristics. In Vietnamese, Coi may refer to 'golden', symbolizing value and preciousness. Although the name is more commonly used as a shor

Cultural significance
Coi has been a cherished name across cultures, particularly in Japanese-speaking communities, where it reflects values of love, affection.
Peak popularity
Reached #5661 in 2024 — currently #6374 in the US.
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Related Reading
Japanese-origin baby names with timeless appeal
Browse names →

How else can you spell Coi?

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

What middle names flow best with Coi?

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

Coi Jack
One syllable · timeless choice
Coi John
One syllable · timeless choice
Coi Miles
One syllable · vintage charm
Coi Leah
One syllable · timeless choice
Coi Brooks
One syllable · timeless choice
Coi Gael
One syllable · timeless choice
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Middle Names
The best middle names for Coi
Browse ideas →

How popular is Coi right now?

Falling — down 713 spots — currently #6374 in the US out of 135.5k tracked names

US Trend 20202025#6374 · Top 4.7%
2020
2021
2022
2023
2024
2025
YearUS RankBirthsvs Prior Year
2025#637418▼ down 713 · -18% births
2024#566122▼ down 239 · -4% births
2023#542223▲ up 1351 · +35% births
2022#677317▼ down 316 · -6% births
2021#645718▲ up 6210 · +157% births
2020#126677

The story of Coi

Coi is a relatively modern name, first appearing in US records in 1999. With 50 total births recorded, Coi remains relatively uncommon. The name has grown more popular over time, rising from #12667 in 2020 to #5422 in 2023. Coi is used for both genders: 44% female and 56% male.

Names that peaked alongside Coi in 2024:

Coi by decade

Coi peaked in the 2020s. See all 2020s names →

DecadeBirths
1990s10
2000s17
2010s16
2020s61
💎Coi has only 50 total recorded births since 1999 — rarer than 99% of names in our database.

What are good nicknames for Coi?

Common
CoieCoy

Common questions about the name Coi

What does the name Coi mean?
Coi means "love, affection" — a name rooted in Japanese 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 Coi?
Coi is currently a distinctive and less common name as a baby name in the US and is rapidly gaining popularity — searches for Coi have increased significantly in recent years.
What is the cultural origin of Coi?
Coi originates from Japanese tradition. Japanese names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How does Coi sound with different last names?
As a one-syllable name, Coi flows best with last names of two or three syllables. Avoid last names ending in the same sound as Coi ends, as this can create an unwanted rhyme. Test by saying the full name out loud several times.
Is Coi trending right now?
Coi is currently on the rise — it has gained significant momentum in recent years as parents discover its appeal.