Rikako

Girls' name

From Japanese りかこ; literal meaning unconfirmed

Rikako has been given to 10 babies in the U.S. since 1995. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1995, with 5 recorded.

Babies named Rikako, 2003

1 in 760,000

Rikako over time, 1880–2025

Girls

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Rikako: meaning, origin, and history

From Japanese りかこ; literal meaning unconfirmed

Japanese

What Rikako means

Rikako is a given name.

Origin, language, and formation

Rikako is used in English. Its origins include Japanese.

Rikako comes through Japanese りかこ.

American usage and historical context

In the United States, 10 girls were recorded with the name Rikako between 1995 and 2003. Its highest annual count was 5 in 1995; its best national rank was #15,200 in 1995.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

Wiktionary material is available under CC BY-SA 4.0.

How common is Rikako?

Rikako had fewer than 5 recorded uses in 2025, so these figures use 2003, the last year it was published.

Among all babies, 2003: 1 in 760,000; 5 of 3,801,425 births
Among girls only: 1 in 365,000; <0.01% of girls
Rank, 2003: Unranked; Fewer than 5 uses
Coin-flip room size: 526,991 kids; Even odds of a second one

Where Rikako sits on the popularity scale

Rarest published (5 a year)#1 — Olivia (13,544)

Chance at least one other child shares the name

If the other children were drawn at random from the 2003 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%

Class of 30Under 1%

Grade of 100Under 1%

School of 500Under 1%

Put another way: gather 526,991 children born in 2003 and it's an even bet that one of them is another Rikako. In a class of 30 the chance is Under 1%.

When Rikakos were born

Half of everyone ever recorded as Rikako was born before 1995 — so the typical Rikako is around 30 today.

Median birth year: 1995; About 30 years old
Biggest decade: 1990s; 50.0% of all use
Born in the last 25 years: 100.0%; A modern name
Recorded since 1950: 10; People you could plausibly meet

Choose a decade

1990s — 50.0% of all recorded uses (5).

Is Rikako rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago: —; Not ranked then
Rank vs 5 years ago: New entry; Not ranked then
Rank vs 10 years ago: —; Not ranked then
Births vs 10 years ago: —; Not published both years
Share of its own peak: 0%; Peak was 1995 (5)
Years since peak: 30; Years
Year-to-year steadiness: Not enough data; Too few years
Best rank ever: #15,200; 1995

Spellings of Rikako

Rikako is not the most common spelling — Rikki is, with 92.6% against Rikako's 0.13%.

Rikki92.6%7,088
Rika7.3%555
Rikako0.13%10

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Rikako by the numbers

The raw record for each sex the name is used for.

As a girl's name

Rank in 2025: Unranked
Trend vs 5 yrs ago: —
Best rank ever: #15,200; 1995
Peak year: 1995; 5 that year
First recorded: 1995
Last recorded: 2003
All-time count: 10
Count in 2025: Under 5

Names similar to Rikako

Matched on shared beginnings and endings, similar length, and comparable popularity.

Rikkie Riketa Rikiah Rikhia Rikyah Rikya Rikke Rikkita Rikishi Rikisha Rikku Minako Rikesha Rikiya Rikkia Kimako Rikkilee Runako Tomako Utako Rikeisha Rikita Risako Rikka

Sibling names for Rikako

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

For a sister

Salena Corrina Darby Alexandrea Iman Breonna Fabiola Berenice

For a brother

Hernan Travon Madison Austen Deonte Denton Austyn Claudio

Explore around Rikako

Top names of 1995, Rikako's peak year The 1990s in full Other names that peaked in 1995 Girls' names starting with R