Holiday Calendar

National Kimberly Day

Next celebratedSunday, October 11, 2026

Kimberly's day honors a well-traveled name: it comes from a South African diamond city named for a British earl and ranked fifth among American girls' names across the 1960s.

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YEARLY DATEOctober 11
OBSERVED INUnited States
CATEGORYNames
ORIGIN

Community Origin

FOUNDING ENTITY
Not documented
FIRST OBSERVED
Not documented
HOW THE HOLIDAY CAME TO BE

It shares October 11 with National Kim Day.

National Kimberly Day circulates on holiday-calendar sites and social media each 11 October, a date it shares with National Kim Day. No primary record identifies a founder, sponsoring organisation or establishing act for it.

+ Know the story? Submit a founder Help us complete this holiday
INTRO

From a South African diamond town to America's top ten

The name behind National Kimberly Day sounds thoroughly American. Its story is not. Kimberly traces to a diamond-mining city in South Africa, a place named for a British earl, and it spread across the English-speaking world after a famous siege in the Boer War.

The day celebrates the people who carry that well-traveled name, and a great many people do. Across the entire 1960s, Kimberly was the fifth most popular girls' name in the country.

The day itself is a much smaller thing than the name it honors. It has no official standing and no clear beginning. National Kimberly Day is a spot on the calendar and a round of birthday posts, a modern nod to a name with a much older past.

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ORIGINS

Kimberly Day history

INTRODUCTION

Long before it belonged to anyone's daughter, Kimberley was a patch of English ground. A village in Norfolk carried the name, and it was old even in the Middle Ages. The Domesday Book of 1086 lists the place as Chineburlai.

Scholars read that as the woodland clearing of a woman named Cyneburg, whose own name meant "royal fortress." The "ley" on the end is Old English for a clearing in the woods. For centuries Kimberley stayed put, a place and then a surname, long before it was ever a first name.

CHAPTER 01

A city, an earl, and a war

The jump from a Norfolk field to a household name ran through southern Africa. In the early 1870s, a diamond rush threw up a boomtown in the Northern Cape. Officials named it Kimberley, after John Wodehouse, the first Earl of Kimberley, who was then Britain's secretary of state for the colonies.

The town made global headlines a generation later. British and Boer forces fought over it in the Second Boer War, and the British relief of the besieged city was front-page news around 1900. The coverage carried the name into homes across the English-speaking world, and parents began giving it to their children.

CHAPTER 02

How Kimberly conquered America

In the United States, Kimberly arrived late and then all at once. It was barely used before the mid-1940s. Within two decades it was one of the most common names for American girls, a fixture near the top of the charts through the 1970s.

The name also changed gender on the way up. As a place and a surname it had been a man's name. In mid-century America it flipped almost entirely to girls, and it has stayed that way ever since.

CHAPTER 03

A name day with no author

National Kimberly Day sits at the end of that long road. Who first set it on October 11, and why, is not recorded. It reads like many modern name days: no founder, no proclamation, just a date on the calendar and a nod to everyone who answers to Kimberly.

WHY THIS DAY MATTERS

Why We Love National Kimberly Day

GENERATION

Few first names date a person as neatly as Kimberly.

Kimberly was one of the country's most common girls' names for well over a decade. Meeting one today is a fair clue that she was born in the 1960s or 1970s.

LANGUAGE

It keeps a piece of Old English alive

The name descends from an English village recorded almost a thousand years ago. Every Kimberly carries a scrap of the country's oldest written survey into the present.

NAMING

It celebrates a name that switched sides

Kimberly started as a boy's name and ended up almost entirely a girl's. That full reversal makes it a small case study in how names shift over time.

BY THE NUMBERS

National Kimberly Day by the Numbers

14 yrs
Straight years as a US top-10 girls' name
259,072
US girls named Kimberly in the 1960s
229,097
US girls named Kimberly in the 1970s

GOOD TO KNOW

Famous people who are really Kimberlys

Kim Kardashian

The media mogul was born Kimberly Noel Kardashian in 1980 and goes by the short form of her first name.

Alexis Bledel

The Gilmore Girls star is legally Kimberly Alexis Bledel and simply uses her middle name.

Kimberly Williams-Paisley

The actress broke out as the bride in Father of the Bride in 1991 and later starred in Nashville.

Kimberly J. Brown

Born Kimberly Jean Brown, she starred as Marnie in Disney's Halloweentown films.

GET INVOLVED

How to Celebrate National Kimberly Day

EDITOR'S PICK

Reach out to a Kimberly you know

Send a card, a text, or a quick call to someone named Kimberly and wish her a happy day. A small gesture on an unofficial holiday tends to land bigger than its cost.

LOOK

Look up where the name comes from

Trace Kimberly from an English village to a South African city in a few minutes of reading. The Online Etymology Dictionary lays out the whole path in a paragraph.

WATCH

Watch a film or show led by a Kimberly

Pick something with a Kimberly in the starring role and make an evening of it. The name turns up across decades of movies and television.

GIVE

Give the Kimberlys in your feed a shout-out

Post a happy National Kimberly Day and tag the people you follow who share the name. A public mention turns a quiet observance into a shared one.

GATHER

Gather a few Kimberlys for coffee

Invite people who share the name to meet up over coffee or a meal. A name in common is a light, easy reason to bring a group together.

Test your knowledge

How well do you know National Kimberly Day?

1 / 8

The name Kimberly began as a place name in which country?

Answer

No. It is an unofficial, fun observance, not a federal or public holiday, so it is a normal working day.

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