This is our day guide for Wednesday March 11th 2026 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?

Observances on March 11th 2026

World Plumbing Day

World Plumbing Day

Find out the dates, history and traditions of World Plumbing Day.

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National Registered Dietitian Nutritionist Day

National Registered Dietitian Nutritionist Day

Find out the dates, history and traditions of National Registered Dietitian Nutritionist Day

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National Oatmeal Nut Waffles Day

National Oatmeal Nut Waffles Day

Find out the dates, history and traditions of National Oatmeal Nut Waffles Day

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National Worship of Tools Day

National Worship of Tools Day

A day to spruce up spanners, wipe down your wrenches and clean your claw hammers!

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National 311 Day

National 311 Day

Find out the dates, history and traditions of National 311 Day.

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National Promposal Day

National Promposal Day

Find out the dates, history and traditions of National Promposal Day.

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Key Deer Awareness Day

Key Deer Awareness Day

Find out the dates, history and traditions of Key Deer Awareness Day.

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No Smoking Day

No Smoking Day

This health awareness day in the UK has been observed since 1984 and takes place on the second Wednesday in March.

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