Evergreen date guide

What is celebrated on March 17?

See the observances and verified observance-history milestones attached to March 17. 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.

2011

Later action

Talk Like Shakespeare Day

Governor Pat Quinn proclaimed April 23, 2011 as Talk Like Shakespeare Day in Illinois; the proclamation was issued March 17 and filed April 8, 2011.

1981

Later action

August 30 Victory Day

The current national-holiday framework lists August 30 as Victory Day and provides present-day official holiday status.

1981

Institutional decision

Republic Day

The published text gives Law No. 2429 an adoption date of 17 March 1981.

1981

Later action

Republic Day

Established the current legal national-holiday framework, including the October 28 13:00 start and October 29 continuation.

1978

First observance

World Maritime Day

ICAO’s official institutional history of IMO states that World Maritime Day was first held on 17 March 1978 to mark the twentieth anniversary of the IMCO Convention entering into…

1901

First observance

Evacuation Day

National Park Service history records that Boston established an annual citywide Evacuation Day holiday in 1901 and documents the first parade-era observance.

About this date

What this date contains

5 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.

5 have in-depth guides

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

Reviewed depth

Other in-depth guides on March 17

Source-backedFixed AnnualIn-depth guide

Evacuation Day

17 March · Suffolk County, Massachusetts, United States — legal-holiday designation with statutory qualifications

Massachusetts General Laws establish March 17 as a Suffolk County-only legal holiday with open-office qualifications and an annual gubernatorial proclamation; NPS history documents Boston’s…

Source-backedFixed AnnualIn-depth guide

Feast of Saint Gertrude of Nivelles

17 March · Christian saint commemoration / Catholic hagiographic calendar context

Catholic Online lists Saint Gertrude of Nivelles among saints commemorated on March 17, and an older Lives of the Saints source independently places her feast on March 17.

Source-backedFixed AnnualIn-depth guide

Ramon Magsaysay Memorial Day

17 March annually · Philippines / presidentially designated memorial day

Proclamation No. 15 declares 17 March 1966 and every March 17 thereafter as Ramon Magsaysay Memorial Day.

Source-backedFixed AnnualIn-depth guide

St Patrick's Day

17 March · Ireland / national and public holiday with religious and cultural dimensions; Irish employment rules are not generalized globally

Government of Ireland material identifies 17 March as St Patrick’s Day and Ireland’s national holiday; the Workplace Relations Commission lists it among current public holidays, while the I…

Source-backedRule Based AnnualIn-depth guide

World Social Work Day

Third Tuesday of March · International Federation of Social Workers global professional observance

IFSW records that member organizations approved an international social work day at the 2004 Adelaide General Meeting, the first World Social Work Day was celebrated in 2007, and the third-…

Explore the mix

Topics represented on March 17

All topics →

Civic, Remembrance & History 2 Faith, Tradition & Spirituality 2 Workplace, Professions & Appreciation 1

5 observances

All observances on this date

Source-backedFixed AnnualIn-depth guide

Evacuation Day

17 March · Suffolk County, Massachusetts, United States — legal-holiday designation with statutory qualifications

Massachusetts General Laws establish March 17 as a Suffolk County-only legal holiday with open-office qualifications and an annual gubernatorial proclamation; NPS history documents Boston’s…

Source-backedFixed AnnualIn-depth guide

Feast of Saint Gertrude of Nivelles

17 March · Christian saint commemoration / Catholic hagiographic calendar context

Catholic Online lists Saint Gertrude of Nivelles among saints commemorated on March 17, and an older Lives of the Saints source independently places her feast on March 17.

Source-backedFixed AnnualIn-depth guide

Ramon Magsaysay Memorial Day

17 March annually · Philippines / presidentially designated memorial day

Proclamation No. 15 declares 17 March 1966 and every March 17 thereafter as Ramon Magsaysay Memorial Day.

Source-backedFixed AnnualIn-depth guide

St Patrick's Day

17 March · Ireland / national and public holiday with religious and cultural dimensions; Irish employment rules are not generalized globally

Government of Ireland material identifies 17 March as St Patrick’s Day and Ireland’s national holiday; the Workplace Relations Commission lists it among current public holidays, while the I…

Source-backedRule Based AnnualIn-depth guide

World Social Work Day

Third Tuesday of March · International Federation of Social Workers global professional observance

IFSW records that member organizations approved an international social work day at the 2004 Adelaide General Meeting, the first World Social Work Day was celebrated in 2007, and the third-…

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 →