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Thomas Crapper Day

Celebrate the invention of modern plumbing on Thomas Crapper Day - a perfect excuse to honor your bathroom throne!

Wednesday

January 2027

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATEJanuary 27

OBSERVED INUnited Kingdom

CATEGORYCulture

SUBCATEGORYFamous People

INTRO

Introduction

PHOTO

Get ready to flush away any negative thoughts and celebrate Thomas Crapper Day on January 27! This day is dedicated to honoring the man who revolutionized the modern toilet. Yes, you read that right – Thomas Crapper was a plumber who introduced many innovations in the world of sanitation, including the ballcock mechanism and the U-bend pipe. Despite popular belief, he did not invent the toilet itself, but his contributions greatly improved its functionality. So let's raise a glass (or flush) to this unsung hero and appreciate all the modern conveniences we often take for granted!

TIMELINE

Thomas Crapper Day Timeline

Birth of Thomas Crapper

Born on September 28 in Thorne, Yorkshire, Thomas Crapper began his journey to become a key figure in sanitary engineering.

Crapper's Sanitary Ware Company

Thomas Crapper started his plumbing and sanitary engineering company, Thomas Crapper & Co Ltd. in London.

Innovation in Flushing Toilets

Crapper held nine patents, including three for water closet improvements such as the floating ballcock system.

Royal Warrants Awarded

His company was awarded several royal warrants, highlighting the quality and excellence of his products, for supplying sanitary ware to the royal households.

Retirement and Legacy

Crapper retired and his business was taken over by his nephew. His name became associated with toilets and bathroom fixtures.

GET INVOLVED

How to Celebrate Thomas Crapper Day

Throw a toilet-themed party

Get creative with your decorations and snacks by incorporating toilet paper rolls, plungers, and other bathroom-themed items into your party. Bonus points if you serve food in mini toilet bowls!

VISIT

Visit a plumbing museum

Learn about the history of plumbing and pay homage to Thomas Crapper by visiting a plumbing museum. You may be surprised at how interesting it can be!

HAVE

Have a toilet paper fashion show

Challenge your friends to create the most fashionable outfits using only toilet paper. Have a fashion show and vote on the winning design!

CREATE

Create a scavenger hunt

Hide small toilet-themed items around your house or neighborhood and have your friends and family search for them. This is a great way to incorporate some friendly competition into your celebration.

WATCH

Watch a movie about Thomas Crapper

There are several documentaries and films about Thomas Crapper and his contributions to modern plumbing. Gather some friends and watch one of these while enjoying some popcorn and snacks.

WHY THIS DAY MATTERS

Why We Love Thomas Crapper Day

His name makes us smile

Let's be honest - one of the reasons why we love Thomas Crapper Day is simply because of his last name. It's hard not to giggle when saying his name out loud. So on this day, let's have a laugh and appreciate the humor behind the inventor's last name.

He revolutionized the toilet

Thomas Crapper is credited with inventing the modern flushing toilet, which completely changed bathroom experiences for people all over the world. This innovation has greatly improved sanitation and hygiene, and we have Thomas Crapper to thank for it on this special day!

It's a chance to appreciate plumbing

Toilets are something that we often take for granted in our everyday lives, but they are an essential part of modern plumbing systems. On Thomas Crapper Day, let's take a moment to appreciate the convenience and comfort that toilets bring to our lives.

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