Multicultural vs Multifaith vs Diversity Calendar: What’s the Difference?

Multicultural calendar, multifaith calendar, interfaith calendar, diversity calendar, DEI calendar: the names are often used as if they mean the same thing. They overlap, but each has a different focus. Knowing the difference helps you choose the right calendar for your workplace, school or community.

What is a multicultural calendar?

A multicultural calendar brings together the religious holidays, cultural festivals, national observances and heritage months of many communities in one place. Its focus is the full picture of the cultures people belong to, which makes it a practical everyday reference for planning and recognition.

What is a multifaith (interfaith) calendar?

A multifaith calendar, sometimes called an interfaith calendar, focuses specifically on religious observances: holy days, festivals and fasting periods across faith traditions such as Baháʼí, Buddhist, Christian, Hindu, Indigenous spiritual traditions, Jain, Jewish, Muslim, Sikh and Zoroastrian. It is especially useful for scheduling, because religious observances are where conflicts and accommodation requests most often arise.

What is a diversity or DEI calendar?

A diversity calendar, or DEI calendar, is usually the broadest of the three. Alongside cultural and religious dates it often includes awareness days and months related to disability, gender, LGBTQ+ communities, mental health and other inclusion themes. Organizations use it to plan communications, learning and employee resource group activities across the year.

At a glance: how they compare

Which one does your organization need?

• If your main goal is avoiding scheduling conflicts, start with a calendar that has thorough, accurate religious coverage.
• If you want one shared reference for the whole year, a multicultural calendar that combines religious, cultural and heritage observances is usually the most practical choice.
• If you plan a full programme of inclusion communications, look for broad coverage of awareness days as well, and the ability to add your own dates.
• If you operate in Canada and the USA, make sure the calendar shows the national observances and heritage months of each country.

Why the dates are harder than they look

Building a reliable calendar takes more than copying a list. Many religious holidays follow lunar or lunisolar calendars, so they move every year. Some traditions begin a day at sunset, so an observance can start the evening before the date printed. Dates can differ between communities, and a few are only confirmed shortly beforehand. That is why it pays to use a calendar whose dates are researched and verified. The Multicultural Diversity Calendar has been published since 1994.

Printed and online formats

Whichever type you choose, think about where people will see it. A wall calendar or yearly planner poster keeps observances visible in shared spaces, while an online calendar brings them into everyday scheduling tools and can include your own company dates. For a practical guide, read how to use a multicultural calendar at work.

Frequently asked questions

Is a multifaith calendar the same as an interfaith calendar?

The terms are often used interchangeably. Both describe a calendar of religious holidays and holy days from several faith traditions.

Does a multicultural calendar include religious holidays?

Usually, yes. A multicultural calendar typically includes religious holidays alongside cultural celebrations, national observances and heritage months, which is why many workplaces choose it as their main calendar.

Why do religious holiday dates change every year?

Many traditions use lunar or lunisolar calendars rather than the Gregorian calendar, so their holidays fall on different Gregorian dates each year. Some dates also vary by community or depend on moon sighting.

Want to go deeper on a single tradition? Start with Rosh Hashanah: meaning, traditions and significance.