Overview
February 17 is the 48th day of the year in the Gregorian calendar. In a common year there are 317 days remaining after February 17; in a leap year there are 318. In the Northern Hemisphere the date falls late in meteorological winter and in the Southern Hemisphere late in summer. Astrologically it lies within the sign of Aquarius.
Calendar characteristics and seasonal context
The position of February 17 within the calendar makes it one of the mid-month winter dates in the Northern Hemisphere. Many holidays that are tied to weeks rather than fixed dates—such as some civic observances—can fall on or near February 17. Religious moveable feasts like Ash Wednesday or Shrove Tuesday sometimes occur in the period around this date depending on the date of Easter.
Historical notes and notable events
Over the centuries various political, cultural and scientific events have occurred on February 17. A well-known historical moment associated with this date is the execution of the philosopher and cosmological thinker Giordano Bruno in 1600, a frequently cited event in discussions of early modern science and free thought. Other events range widely by year and region; because many national histories record numerous anniversaries, the date appears in diverse chronicles and timelines.
Observances and cultural significance
February 17 does not host a single globally fixed holiday, but it can coincide with national or local celebrations, remembrance days, or themed awareness days that vary by country. In countries that observe holidays on particular weekdays—such as a third-Monday civic holiday—February 17 sometimes shares attention with those movable public observances. Cultural calendars may also mark literary anniversaries, scientific milestones or civic commemorations on this day.
Notable births and deaths
- Famous people born on February 17 include the basketball player Michael Jordan (1963) and public figure Paris Hilton (1981); such birthdays are often noted in popular media.
- Among notable deaths on the date is Giordano Bruno (1600), whose fate is often referenced in histories of philosophy and science.
Use and relevance
As with any calendar date, February 17 serves as a reference point for anniversaries, genealogical records, scheduling, and historical research. It is used in almanacs, archives and digital calendars and may appear in lists of events, births and deaths compiled for education, commemoration and media. For more technical calendar rules, including details about leap years and day numbering, see general references on the Gregorian calendar and leap-year calculations described in specialist sources.