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Evergreen date guide

What is celebrated on March 30?

See the observances and verified observance-history milestones attached to March 30. Each observance keeps its own source and date details.

Verified history

On this date in observance history

Today in history →

Selected observance milestones connected to this date, based on reviewed sources.

2021
Later action

First Contact Day

Official franchise channels announced April 5, 2021 programming and a global virtual First Contact Day celebration.

2014
First observance

World Bipolar Day

Official World Bipolar Day About page states the March 30 inception in 2014.

1933
Precursor

National Doctors’ Day

A local physician-appreciation observance preceded the later 1991 federal recognition.

About this date

What this date contains

4 observances

Each observance is shown once in this view, with its own source and scope details available on the guide page.

0 repeat predictably

0 use a fixed annual date and 0 follow a reusable calendar rule.

0 are edition-specific

These dates are shown only for the year or edition that has been confirmed.

2 have a country-specific scope

Country-specific observances are not presented as worldwide events.

4 have in-depth guides

These pages include reviewed meaning, history, activities, facts and FAQs.

Reviewed depth

Other in-depth guides on March 30

Source-backedFixed AnnualIn-depth guide

National Doctors’ Day

30 March · United States / physician-appreciation observance

AMA history places the first Doctors’ Day in Winder, Georgia in 1933; Missouri State Medical Association history credits Eudora Brown Almond with conceiving the observance and explains the…

Source-backedFixed AnnualIn-depth guide

Spiritual Baptist Shouter Liberation Day

30 March annually · Trinidad and Tobago / public holiday

Trinidad and Tobago public authorities identify 30 March as Spiritual Baptist Shouter Liberation Day; the national library records that the annual holiday commemorates repeal of the prohibi…

Source-backedFixed AnnualIn-depth guide

World Bipolar Day

30 March · Organizer-backed worldwide mental-health awareness observance

International Society for Bipolar Disorders (ISBD), ANBD and International Bipolar Foundation

Explore the mix

Topics represented on March 30

All topics →
Animals, Nature & Environment 1Workplace, Professions & Appreciation 1Civic, Remembrance & History 1Health, Wellness & Awareness 1
4 observances

All observances on this date

Source-backedFixed AnnualIn-depth guide

National Doctors’ Day

30 March · United States / physician-appreciation observance

AMA history places the first Doctors’ Day in Winder, Georgia in 1933; Missouri State Medical Association history credits Eudora Brown Almond with conceiving the observance and explains the…

Source-backedFixed AnnualIn-depth guide

Spiritual Baptist Shouter Liberation Day

30 March annually · Trinidad and Tobago / public holiday

Trinidad and Tobago public authorities identify 30 March as Spiritual Baptist Shouter Liberation Day; the national library records that the annual holiday commemorates repeal of the prohibi…

Source-backedFixed AnnualIn-depth guide

World Bipolar Day

30 March · Organizer-backed worldwide mental-health awareness observance

International Society for Bipolar Disorders (ISBD), ANBD and International Bipolar Foundation

How dates are selected

This page combines fixed annual dates, reusable calendar rules and year-specific dates confirmed for 2026. Variable or historical dates are included only when they are clearly supported.

Read the methodology →