Koi Unisex

Popularity: #898 · Trend: ↗ Rising

Name Meaning & Origin Pronunciation: Koy /kɔɪ/

Origin: Japanese; English

Meaning: Koi (Japanese) - carp; Koi (English) - a variant of 'Coy'

Historical & Cultural Background

The name Koi has its roots in the Japanese language, where it is derived from the word "koi" (鯉), meaning "carp." This term specifically refers to a type of ornamental fish that is often associated with various cultural symbols in Japan, particularly those relating to perseverance and strength due to the fish's ability to swim upstream. The etymology can be traced back to the Old Japanese language, and it has maintained its form and meaning through the centuries, reflecting the cultural significance of the koi fish in Japanese art and folklore.

Historically, koi have been celebrated in Japan for centuries, with their breeding and cultivation becoming a formalized practice during the Edo period (17th to 19th centuries). The koi fish is often featured in traditional Japanese gardens and is a symbol of good fortune, success, and longevity.

The cultural importance of koi is further emphasized in various Japanese festivals and art forms, where they are depicted in paintings, ceramics, and textiles. The association of koi with strength and determination is also reflected in the popular myth of the koi fish that swims upstream to transform into a dragon, symbolizing the achievement of one's goals through hard work.

In addition to its Japanese origins, the name Koi has been adopted in various cultures, often retaining its association with the fish. In some contexts, it may also be used as a diminutive or affectionate form of other names.

The enduring appeal of the name Koi can be attributed to its deep cultural resonance and the positive attributes associated with the koi fish, making it a name rich in meaning and tradition.

Sibling suggestions

If you're looking for sibling name ideas that pair well with Koi, the following options are frequently chosen as complementary choices by parents.

U.S. Historical Usage

The name Koi was first seen in the United States in 1995.

Koi has ranked as high as #3014 nationally, which occurred in 2023, and has been most popular in Louisiana, Texas, Georgia, Florida, and Pennsylvania.

In the past 5 years the name Koi has been trending up compared to the previous 5 years.

Popularity Over Time (National)

The name Koi is part of our comprehensive baby names database, which includes Social Security Administration (SSA) data dating back to 1880—the first official year of state and national tracking. The chart below shows when Koi was first recorded in the United States and illustrates how its popularity has risen and fallen over time.

Popularity Over Time (National) — Table

We track the national popularity of each baby name annually. The table below displays each year along with the number of births reported by the Social Security Administration. This data combines all state-level reporting from the SSA's baby names database to provide a comprehensive view of overall birth counts for Koi.

Year Total Births Boy Girl
2025 124 40 84
2024 103 49 54
2023 127 55 72
2022 107 64 43
2021 119 53 66
2020 81 47 34
2019 72 39 33
2018 66 34 32
2017 51 26 25
2016 46 27 19
2015 40 22 18
2014 56 34 22
2013 60 34 26
2012 40 25 15
2011 54 40 14
2010 54 34 20
2009 30 20 10
2008 38 25 13
2007 28 17 11
2006 34 19 15
2005 22 15 7
2004 20 14 6
2003 21 12 9
2002 23 14 9
2001 19 12 7
2000 9 9 0
1999 13 8 5
1997 10 10 0
1996 8 8 0
1995 7 7 0

Top States for Koi (2024)

We track the most popular states for each baby name every year and highlight the locations where the name appears most frequently. The table below shows the five states with the highest number of births for this name in the selected year. Use the toggle to expand the list to every state with reported births.

State Births Share
LA 11
31%
GA 10
28%
TX 10
28%
FL 5
14%