The pig shape comes from a pottery accident in medieval Europe

Piggy banks are shaped like pigs because of a straightforward mix-up with clay. In the Middle Ages, European potters made household containers from a cheap, reddish-brown clay called pygg. People stored their spare coins in these pygg jars, which became known as "pygg pots" or "pig pots" — the name came from the material, not the shape.

Over time, the word "pygg" sounded more and more like "pig" to English speakers. By the 1600s, potters began making these coin jars in the shape of actual pigs as a visual pun. The name had already shifted to "pig," so a pig-shaped container made perfect sense. The joke stuck, and the pig design became the standard.

This is one of the clearest examples of a word changing the way we make things. The container didn't start as a pig — the name did. The shape followed the sound of the word, not the other way around.

Key Takeaways

  • The original coin jars were made from pygg clay, and the containers were called "pygg pots" because of the material, not the animal.
  • English speakers gradually pronounced "pygg" as "pig," and potters began making the jars in pig shapes as a pun on the new-sounding name.
  • The pig design became popular in Europe and spread to other countries, where it became the standard shape for coin-saving containers.
  • The pig shape has no connection to pigs being good at saving money or any other symbolic meaning — it is purely the result of a language shift.

How the name changed from pygg to pig

The shift from "pygg" to "pig" happened gradually over about 200 years. In the 1500s and 1600s, English pronunciation was changing, and the "ygg" sound in pygg became harder to hear and repeat. People started saying it more like "pig," the animal they already knew.

Once the word sounded like "pig," potters had a chance to be clever. Instead of making plain round jars, they began shaping the clay into actual pig figures. A pig-shaped container for coins was funny and memorable — it made the product stand out in a market where most household goods looked the same.

The pig design caught on quickly because it was practical and charming. Customers could recognize a piggy bank at a glance, and the animal shape made it fun for children to use. By the 1700s, pig-shaped coin containers were common across Europe and Britain.

Why the pig design spread to other countries

As trade and travel increased, the pig-shaped bank became popular beyond Europe. British and European traders brought the design to North America, where it became part of American culture. The shape was so recognizable and useful that other countries adopted it too, even though they had their own languages and naming traditions.

In some countries, the pig design never became standard. Japan, for example, developed its own tradition of coin-saving containers shaped like cats and other animals. But in English-speaking countries and much of Europe, the pig remained the default shape for a personal savings container.

The pig design also benefited from being straightforward to make. Potters could create a basic pig shape quickly, and manufacturers could mass-produce them once pottery became industrialized. A straightforward, recognizable shape that was straightforward to produce meant the pig design could become affordable for ordinary families.

What piggy banks actually teach about saving

The piggy bank became a tool for teaching children about saving money, even though the pig shape itself has no connection to thrift or financial discipline. Parents and teachers used the physical container to make saving concrete — a child could see coins going in and watch the bank fill up over time.

The pig shape may have actually helped with this teaching role. A pig is a familiar, friendly animal that children recognize and like. A pig-shaped container is more interesting to a child than a plain jar, which meant children were more likely to use it and think about saving.

Over time, the piggy bank became so common that people forgot the original reason for the pig shape. Many people assumed pigs were chosen because they represent wealth, greed, or abundance — but that is a story we invented after the fact. The real reason is much simpler: a word sounded like an animal, and a potter made a joke.

Regional variations in piggy bank design

While the pig shape is most common in Western countries, other cultures developed their own versions. In Asia, cat-shaped banks (called maneki-neko or "beckoning cats" in Japan) became popular symbols of good fortune and prosperity. These serve the same purpose as piggy banks but reflect local traditions and beliefs.

In some European countries, other animals appear in coin-saving containers. You can find banks shaped like dogs, roosters, and other creatures. But the pig remains the most recognizable and widely produced design, especially in English-speaking countries where the language connection is strongest.

Modern piggy banks come in countless variations — ceramic pigs, plastic pigs, metal pigs, and decorative pigs made to look like famous characters. But they all trace back to that medieval pottery accident and the slow shift from "pygg" to "pig."

How piggy banks fit into the history of personal banking

Before modern banks existed, ordinary people kept their savings at home. A piggy bank was one of the simplest ways to store coins safely — the narrow opening made it hard to take money out impulsively, and the solid container protected the coins from loss or theft. It was a low-tech solution to a real problem.

As banks became more common and accessible, the piggy bank shifted from a practical necessity to a teaching tool. Parents still use them to help children understand that saving takes time and that small amounts add up. The piggy bank is no longer where adults keep their serious savings, but it remains a symbol of the saving habit itself.

The piggy bank also shows how objects carry history in their shape. Long after the original reason for the pig design faded from memory, the shape persisted. Every piggy bank is a small reminder that the things we use every day often have stories we have forgotten.

Frequently Asked Questions

Are piggy banks actually a good way to save money?

Piggy banks work well for teaching children about saving because the physical act of putting coins in makes saving feel real and visible. For adults, they are less practical than a bank account because the money is not earning interest and is harder to access. But they can be useful for collecting loose change or saving toward a specific small goal.

Do other countries call them piggy banks?

English-speaking countries use the term "piggy bank," but other languages have different names. In French, it is "tirelire." In German, "Spardose." Many languages do not reference pigs at all — they use words that straightforward mean "savings container" or "money box." The pig shape is more universal than the pig name.

When did piggy banks become popular in America?

Pig-shaped banks became common in America during the 1800s as pottery and ceramics became more affordable. They were especially popular as gifts for children and as decorative household items. By the early 1900s, the piggy bank was a standard part of American childhood and consumer culture.

Can you make a piggy bank out of something other than ceramic?

Yes. Modern piggy banks are made from plastic, metal, glass, wood, and resin. The material does not matter — what matters is that the container holds coins and has a way to get them out (usually a plug or opening on the bottom). The pig shape is optional too, though it remains the most common design.

Why do some piggy banks have a slot on top but no way to open them?

Some decorative piggy banks are designed to be opened only by breaking them, which forces the owner to commit to saving until the bank is full. This design was more common in the past and was meant to teach discipline. Modern piggy banks usually have a removable stopper or plug so the coins can be taken out without destroying the bank.